英漢石油化學(xué)工程圖解詞匯（60多頁(yè)）ENGLISH-CHINESE PETROCHEMICAL ENGINEERING

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英漢石油化學(xué)工程圖解詞匯ENGLISH-CHINESE PETROCHEMICAL ENGINEERING
ILLUSTRATED VOCABULARIES
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目錄 Contents
1. 工藝設(shè)備Process Equipment .................................................................................................................................................................................................. 1
1.1. 塔Column ............................................................................................................................................................................................................................ 1
1.1.1. 板式塔和填料塔Plate Column and Packed Column 1
1.1.1.1. 液流型式Liquid – Flow Patterns 2
1.1.1.2. 泡罩（帽）塔盤Bubble Cap Trays 3
1.1.1.3. 浮閥塔盤Valve Trays 4
1.1.1.4. 篩板塔盤Sieve Trays 6
1.1.1.5. 穿流式塔盤和噴射型塔盤Dual – Flow Trays and Jet Trays 7
1.1.1.6. 塔盤的支承Supports of Tray 8
1.1.1.7. 塔底結(jié)構(gòu)及重（再）沸器Bottom Structures and Reboilers 9
1.1.1.8. 進(jìn)料和抽出Feed and Draw – Off 10
1.1.1.9. 填料Packings 12
1.1.1.10. 液體分配（布）器，再分配（布）器及填料支持版Liquid Distributors, Redistributors and Support Plates 13
1.1.1.11. 塔附件Tower Attachments 14
1.1.1.12. 樓梯（梯子）和平臺(tái)Stair and Platform 15
1.1.2. CO2吸收塔CO2 Absorber 16
1.1.3. 再生塔/CO2汽提塔Regenerator / CO2 Stripper 17
1.1.4. 造粒塔Prill Tower 18
1.1.4.1. （造粒塔）總圖及造粒噴頭組裝圖General Assembly and Prill-Spray Assembly 18
1.1.4.2. 造粒塔扒料機(jī)Prill tower Reclaimer 20
1.2. 反應(yīng)器Reactor................................................................................................................................................................................................................. 22
1.2.1. 氨合成塔Ammonia Converter 22
1.2.2. 聚合釜Polymerizer 24
1.2.3. 電解槽Cell 26
1.2.3.1. 隔膜電解槽Diaphragm Cells 26
1.2.3.2. 水銀電解槽Mercury Cells 27
1.3. 貯罐Storage Tanks .......................................................................................................................................................................................................... 28
1.3.1. 浮頂罐Floating Roof Tanks 30
1.3.1.1. 浮頂型式Floating Roof Types 32
1.3.1.2. 浮頂罐的密封形式Seal Types of Floating Roof Tank 34
1.3.2. 內(nèi)浮頂罐Covered Floating Roof Tanks 35
1.3.3. 低溫貯罐Refrigerated Storage Tanks 36
1.4. 蒸發(fā)器Evaporators .......................................................................................................................................................................................................... 37
1.5. 換熱器Heat Exchangers .................................................................................................................................................................................................. 38
1.5.1. 換熱器的名稱Nomenclature of Heat Exchanger 40
1.5.1.1. 換熱器部件Components of Heat Exchanger 40
1.5.1.2. 固定端頭蓋（或管箱），殼體及后端頭蓋型式Types of Stationary Head, Shell and Rear End Head 42
1.5.1.3. 管板Tubesheets 43
1.5.1.4. 管子－管板連接，膨脹節(jié)及其他零件Tube-Tube Sheet Joints, Expansion Join ts and Other Parts 44
1.5.1.5. 橫向折流板和縱向折流板Transverse Baffles and Longitudinal Baffles 46
1.5.2. 套管式換熱器和刮面式換熱器Double-Pipc Heat Exchanger and Scraped-Surface Exchanger 47
1.5.3. 套管式縱向翅片換熱器Double Pipe Longitudinal Finned Exchanger 48
1.5.4. 板式換熱器Plate-Type Exchangers 49
1.5.5. 蒸汽表面冷凝器，凝汽器Steam Surface Condensers 50
1.5.6. 空冷器，空氣冷卻器Air-Cooled Heat Exchangers 51
1.5.6.1. 空冷器的組合形式Bay Arrangements of Air-Cooled Heat Exchanger 52
1.5.6.2. 管束和頭蓋（管箱）的典型結(jié)構(gòu)Typical Construction of Tube Bundles and Headers 53
1.5.6.3. 空冷器的驅(qū)動(dòng)裝置Drive Arrangements for Air Cooler 54
1.5.6.4. 翅片F(xiàn)ins 55
1.5.6.5. 空冷器的溫度控制Temperature Control of Air Cooler 56
1.5.7. 冷卻塔，涼水塔（1） Cooling Towers(Ⅰ) 57
冷卻塔，涼水塔（2） Cooling Towers(Ⅱ) 58
1.6. 工業(yè)爐Furnace............................................................................................................................................................................................................. 60
1.6.1. 管式加熱爐Pipe Heater 60
1.6.1.1. 管式加熱爐型式Types of pipe Heaters (pipe Still Heater) 60
1.6.1.2. 加熱爐Heaters 62
1.1.6.3. 燃燒器，燒嘴Burners 63
1.1.6.4. 爐管，聯(lián)管箱和回彎頭Tube, Headers and Return Bends 64
1.1.6.5. 管架Tube Supports 65
1.6.2. 轉(zhuǎn)化爐Reformers (Reforming Furnaces) 66
1.6.3. 二段轉(zhuǎn)化爐Secondary Reformer 67
1.6.4. 變換爐Shift Converter 68
1.6.5. 熱回收和廢熱鍋爐Heat Recovery andWaste Heat Boiler 69
1.6.5.1. 熱回收Heat Recovery 69
1.6.5.2. CO燃燒廢熱鍋爐CO FiringWaste Heat Boiler 70
1.6.5.3. 第一廢熱鍋爐PrimaryWaste Heat Boiler 71
1.6.5.4. 第二廢熱鍋爐SecondaryWaste Heat Boiler 72
1.6.6. 火炬Flare Stacks 73
1.7. 混合設(shè)備Mixing Equipment........................................................................................................................................................................................... 74
1.7.1. 攪拌器型式（1） Types of Agitator(Ⅰ) 74
攪拌器型式（2） Types of Agitator(Ⅱ) 76
1.7.2. 混合（攪拌）槽Mixing Tanks 77
1.7.3. 管道混合器Line Mixers (Flow Mixers) 78
1.7.4. 靜止混合器Static Mixers 79
1.7.5. 膏狀物料及粘性物料混（拌）合設(shè)備Paste and Viscous-Material Mixing Equipments 80
1.7.6. 固體混合機(jī)械Solids Mixing Machines 82
1.7.7. 雙螺桿連續(xù)混合機(jī)Double Screw Continuous Mixer 83
1.8. 萃取器Extractors.......................................................................................................................................................................................................... 84
1.8.1. 連續(xù)萃取設(shè)備，連續(xù)抽提設(shè)備Continuous Contact (Differential Contact) Equipments 84
1.8.2. 浸提設(shè)備Leaching Equipments 86
1.9. 旋風(fēng)分離器、沉清器、過濾器和離心機(jī)Cyclone, Decanter, Filter and Centrifuger............................................................................................................. 87
1.9.1. 旋風(fēng)分離器（1） Cyclone Separators (Ⅰ) 87
旋風(fēng)分離器（2） Cyclone Separators (Ⅱ) 88
1.9.2. 氣體洗滌器Gas Scrubbers 90
1.9.3. 沉降罐，澄清器Gravity Settlers (Decanters) 92
1.9.4. 過濾機(jī)Filter 93
1.9.4.1 壓濾機(jī)Pressure Filters 93
1.9.4.2 葉濾機(jī)Pressure Leaf Filters 94
1.9.4.3 袋式過濾器Bag Filters 95
1.9.4.4 轉(zhuǎn)鼓真空過濾機(jī)Rotary-Drum Vacuum Filter 96
1.9.5. 離心式分離機(jī)Centrifugal Separator 97
1.9.5.1. 雙鼓真空離心過濾機(jī)Double-Bowl Vacuum Centrifuge 97
1.9.5.2. 離心機(jī)Centrifuges 98
1.9.5.3. 靜止葉片型離心式分離器Stationary Vane Type Centrifugal Separators 100
1.10. 干燥器Dryers ............................................................................................................................................................................................................. 101
1.10.1. 間接干燥器Indirect Dryers 101
1.10.2. 直接干燥器Direct Dryers 102
1.10.3. 噴霧干燥器Spray Dryers 104
1.10.3.1. 霧化噴頭，噴霧嘴，霧化器Spray Nozzles (Atomizers) 105
1.10.4. 氣流(氣動(dòng))輸送干燥器Pneumatic Conveyor Dryers 106
1.11. 其他Miscellaneous..................................................................................................................................................................................................... 107
1.11.1. 石油煉制中的流化過程Fluidization Processes in Petroleum Refinery 107

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1.11.1.1. 流態(tài)化Fluidization 108
1.11.1.2. 流化床分布器Distributors for Fluidized Bed 109
1.11.2. 破沫器及其應(yīng)用Demister and Its Applications 110
1.11.2.1. 破沫網(wǎng)的安裝和纖維除霧器Installation of Mesh and Fiber Mist Eliminator 111
1.11.3. 設(shè)備的支座和封頭Supports and Heads of Equipments 112
1.11.4. 立式容器的外部保溫External Thermal Insulation for Vertical Vessel 113
2. 泵Pump..............................................................................................................................................................................................................................114
2.1. 各種型式的泵(1) Various Types of Pump (Ⅰ) ................................................................................................................................................................114
各種型式的泵(2) Various Types of Pump (Ⅱ) 116
各種型式的泵(3) Various Types of Pump (Ⅲ) 117
各種型式的泵(4) Various Types of Pump (Ⅳ) 118
2.2. 離心泵(1) Centrifugal Pump(Ⅰ) ....................................................................................................................................................................................119
離心泵(2) Centrifugal Pump(Ⅱ) 120
離心泵(3) Centrifugal Pump(Ⅲ) 121
2.3. 管道泵Inline Pump ..................................................................................................................................................................................................... 122
2.4. 雙作用蒸汽往復(fù)泵Duplex Acting Steam-Driven Reciprocating Pump............................................................................................................................ 123
2.5. 雙作用活塞式往復(fù)泵Double Action Reciprocating Pump, Bucket Type .......................................................................................................................... 124
2.6. 混流泵Mixed-Flow Pump ............................................................................................................................................................................................... 126
2.7. 計(jì)量泵Metering Pumps .............................................................................................................................................................................................. 127
2.8. 噴射泵Jet Pumps ....................................................................................................................................................................................................... 128
2.9. 噴射裝置Ejector Units ................................................................................................................................................................................................ 129
2.9.1. 噴射器的結(jié)構(gòu)Ejector Structures 130
3. 壓縮機(jī)、鼓風(fēng)機(jī)和風(fēng)機(jī)Compressors Blowers and Fans....................................................................................................................................................... 131
3.1. 螺桿壓縮機(jī)Screw Compressors.................................................................................................................................................................................. 131
3.2. 旋轉(zhuǎn)式螺桿壓縮機(jī)Rotary Helical Screw Compressors ................................................................................................................................................. 132
3.3. 活塞式壓縮機(jī)Piston Compressors .............................................................................................................................................................................. 133
3.4. 往復(fù)式壓縮機(jī)Reciprocating Compressors................................................................................................................................................................... 134
3.5. 低密度聚乙烯(超)高壓壓縮機(jī)High Pressure Compressor for Low Density Polyethylene Process.................................................................................... 136
3.5.1. 高壓氣缸和中心型組合閥High-Pressure Cylinder and Central Valve 138
3.5.2. 卸荷閥并及其他閥Unloading Valve and Other Valves 140
3.6. 水平剖分式離心壓縮機(jī)Horizontally Split Centrifugal Compressor ................................................................................................................................. 142
3.7. 鼓風(fēng)機(jī)，壓氣機(jī)Blowers ............................................................................................................................................................................................. 144
3.8. 風(fēng)機(jī)Fans................................................................................................................................................................................................................... 146
3.9. 典型的空氣壓縮機(jī)裝置Typical Compressor Installation................................................................................................................................................ 148
4. 輸送機(jī)和提升機(jī)Conveyor and Elevator................................................................................................................................................................................. 149
4.1. 垂直提升(輸送)機(jī)Vertical Elevator (Conveyor)............................................................................................................................................................. 149
4.1.1. 斗式提升機(jī)Bucket Elevator 149
4.1.2. 垂直提升輸送機(jī)和箱類提升機(jī)Vertical Rising Conveyor and Case Elevator 150
4.1.3. 雙帶提升機(jī)Twin Riser 151
4.2. 帶式輸送機(jī)Band (Belt) Conveyor................................................................................................................................................................................ 152
4.2.1. 帶式輸送機(jī)示意圖Band Conveyor Sketch 152
4.2.2. 輸送機(jī)系統(tǒng)Conveyor Systems 153
4.2.3. 帶式輸送機(jī)Band Conveyor 154
4.2.4. 中心距超過600英尺的單輪傳動(dòng)帶式輸送機(jī)用的張緊裝置Take-up Unit for Single Drum Drive Belt Conveyor Exceeding 600 Feet Centres 155
4.2.5. 雙輪傳動(dòng)帶式輸送機(jī)的張緊裝置Take-up Unit for Dual Drum Drive Belt Conveyor 156
4.2.6. 拼裝式皮帶運(yùn)輸機(jī)和移動(dòng)式皮帶運(yùn)輸機(jī)Pre-built Sectional Belt Conveyor and Mobile Belt Conveyor 157
4.3. 螺旋輸送機(jī)Screw Conveyor ....................................................................................................................................................................................... 158
4.4. 吊掛式鏈輸送機(jī)和振動(dòng)輸送機(jī)Chain Trolley Conveyor and Vibrating Conveyor .............................................................................................................. 159
4.4.1. 吊掛式鏈輸送機(jī)部件Units of Chain Trolley Conveyor 160
4.5. 輥?zhàn)虞斔蜋C(jī)Roller Conveyors ...................................................................................................................................................................................... 162
4.6. 惰輪(托輥)型式Types of Idlers .................................................................................................................................................................................... 163
4.6.1. 托輥(惰輪)結(jié)構(gòu)Construction of Iders 164
5. 破碎和篩分設(shè)備Crushing and Screening Equipment............................................................................................................................................................ 166
5.1. 顎式破碎機(jī)Jaw crusher .............................................................................................................................................................................................. 166
5.2. 顎式?jīng)_擊破碎機(jī)Impact Jaw Crusher ........................................................................................................................................................................... 168
5.3. 回轉(zhuǎn)球形破碎機(jī)Gyrasphere Crusher........................................................................................................................................................................... 169
5.4. 盤式回轉(zhuǎn)破碎機(jī)Tray Type Gyratory Crusher ............................................................................................................................................................... 170
5.5. 液壓錐形破碎機(jī)和沖擊式破碎機(jī)(葉片破碎機(jī)) Hydraulic Cone Crusher and Impact Crusher (Impeller Breaker)................................................................ 172
5.6. 輥?zhàn)臃鬯闄C(jī)Roller Mill ................................................................................................................................................................................................. 173
5.7. 雙軸錘擊破碎機(jī)Double Shaft Hammer Mill.................................................................................................................................................................. 174
5.8. 球磨機(jī)Ball Mill ........................................................................................................................................................................................................... 176
5.9. 干燥粉磨機(jī)Dryer-Pulveriser........................................................................................................................................................................................ 177
5.10. 返混設(shè)備布置Layout of Backmixing Equipment ........................................................................................................................................................... 178
5.11. 振動(dòng)篩Vibrating Screen .............................................................................................................................................................................................. 179
5.12. 分級(jí)機(jī)Classifiers ....................................................................................................................................................................................................... 180
6. 塑料和橡膠加工成型機(jī)械Forming Machine For Plastics and Rubber .................................................................................................................................. 181
6.1. 擠壓機(jī)Extruder .......................................................................................................................................................................................................... 181
6.2. 螺桿注塑機(jī)Screw Injection Moulding Machine............................................................................................................................................................. 182
6.3. 聚氯乙烯輥壓機(jī)生產(chǎn)線Calender Line for PVC Production............................................................................................................................................ 183
6.4. 四輥輥壓機(jī)Four-Roll Calender.................................................................................................................................................................................... 184
7. 給料機(jī)，稱量器和包裝機(jī)Feeder, Weighing and Bagging Machine ....................................................................................................................................... 186
7.1. 振動(dòng)給料機(jī)Vibrating Feeder ....................................................................................................................................................................................... 186
7.2. 電振動(dòng)給料機(jī)Electric Vibrating Feeder........................................................................................................................................................................ 188
7.3. 板式給料機(jī)Apron Feeder ........................................................................................................................................................................................... 189
7.4. (粉末)均勻自動(dòng)給料機(jī)Smooth Auto-Feeder ................................................................................................................................................................. 190
7.5. 帶式計(jì)量秤Dosing Belt Weigher ................................................................................................................................................................................. 191
7.6. 定量給料秤Constant Feed Weigher ............................................................................................................................................................................ 192
7.7. 自動(dòng)裝袋系統(tǒng)Automatic Bagging System ....................................................................................................................................................................... 193

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8. 汽輪機(jī)Steam Turbine......................................................................................................................................................................................................... 194
8.1. 汽輪機(jī)的分類(1) Classification of Steam Turbines (Ⅰ).................................................................................................................................................. 194
汽輪機(jī)的分類(2) Classification of Steam Turbines (Ⅱ).................................................................................................................................................. 196
8.2. 汽輪機(jī)的循環(huán)Steam Turbine Cycles............................................................................................................................................................................ 197
8.3. 汽輪機(jī)供汽方式Methods of Steam Supply to a Turbine.............................................................................................................................................. 198
8.4. 單級(jí)汽輪機(jī)Single Stage Steam Turbine ...................................................................................................................................................................... 199
8.5. 沖動(dòng)式汽輪機(jī)Impulse Turbines................................................................................................................................................................................... 200
8.6. 汽輪機(jī)軸封Turbine Glands and Gland Sealings .......................................................................................................................................................... 202
8.7. 汽輪機(jī)的潤(rùn)滑Lubrication of Steam Turbine ................................................................................................................................................................. 204
8.8. 汽輪機(jī)調(diào)速器及調(diào)速Governors and Governing of Steam Turbine................................................................................................................................. 206
8.9. 汽輪機(jī)調(diào)速器Turbine Governor...................................................................................................................................................................................... 208
8.10. 超速脫扣裝置(保安器) Overspeed Tripping Device........................................................................................................................................................... 210
8.11. 汽輪機(jī)的安裝Installation of Steam Turbine ......................................................................................................................................................................211
9. 鍋爐Boiler ............................................................................................................................................................................................................................. 212
9.1. 火管鍋爐及水管鍋爐的基本型式Basic Patterns for Fire and Water Tube Boiler.................................................................................................................. 212
9.2. 橢圓管板換熱器Ellipsoidal Shell and Tube Heat Exchanger............................................................................................................................................. 213
9.3. 水冷管夾套換熱器Cooling Tubes and Jacket Heat Exchanger ......................................................................................................................................... 214
9.4. 蒸汽凈化及鍋筒內(nèi)件(1) Steam Purification and Drum Internals (Ⅰ).................................................................................................................................. 215
蒸汽凈化及鍋筒內(nèi)件(2) Steam Purification and Drum Internals (Ⅱ).................................................................................................................................. 216
蒸汽凈化及鍋筒內(nèi)件(3) Steam Purification and Drum Internals (Ⅲ).................................................................................................................................. 218
蒸汽凈化及鍋筒內(nèi)件(4) Steam Purification and Drum Internals (Ⅳ).................................................................................................................................. 219
9.5. 過熱器Superheater........................................................................................................................................................................................................ 220
9.6. 減溫器Attemperators ..................................................................................................................................................................................................... 221
9.7. 空氣預(yù)熱器Air Preheater................................................................................................................................................................................................ 222
9.8. 爐排Grates.................................................................................................................................................................................................................... 224
9.9. 下飼爐排Underfeed Stoker............................................................................................................................................................................................. 225
9.10. 噴燃器，燃燒器Burners................................................................................................................................................................................................. 226
9.11. 省煤器Economizer......................................................................................................................................................................................................... 228
9.12. 拋煤機(jī)Spreader Feeders ............................................................................................................................................................................................... 229
9.13. 磨煤機(jī)Pulverizers.......................................................................................................................................................................................................... 230
10. 機(jī)械零件Machine Element..................................................................................................................................................................................................... 231
10.1. 萬向節(jié)FUniversal Joints ................................................................................................................................................................................................ 231
10.2. 聯(lián)軸器Couplings ........................................................................................................................................................................................................... 232
10.3. 液力聯(lián)軸器(1) Fluid Couplings (Ⅰ) ................................................................................................................................................................................. 234
液力聯(lián)軸器(2) Fluid Couplings (Ⅱ).................................................................................................................................................................................. 235
10.4. 軸頸密封，圓周密封Circumferential Seals...................................................................................................................................................................... 236
10.5. 端面密封，軸封，軸端連接件Face Seals, Shaft Sealings and End Fittings....................................................................................................................... 237
10.6. 滾子軸承，滾柱軸承Roller Bearings............................................................................................................................................................................... 238
10.7. 球軸承，滾珠軸承Ball Bearings ....................................................................................................................................................................................... 239
10.8. 加油機(jī)構(gòu)Oiling Devices ................................................................................................................................................................................................. 240
10.9. 緊固件Fastener ............................................................................................................................................................................................................. 241
10.9.1. 螺栓和雙頭螺柱Bolts and Studs (stud bolts) 241
10.9.2. 螺釘?shù)念^部和端部型式Heads and Points of Screw 242
10.9.3. 螺母Nuts 243
10.9.4. 非螺紋緊固件Non-threaded Fasteners 244
11. 配管(管路)和管件Piping and Fitting ........................................................................................................................................................................................ 245
11.1. 閥桿與閥蓋結(jié)構(gòu)Valve Stem and Bonnet Designs ............................................................................................................................................................ 245
11.2. 閥門(1) Valves(Ⅰ) .......................................................................................................................................................................................................... 246
閥門(2) Valves(Ⅱ) .......................................................................................................................................................................................................... 248
閥門(3) Valves(Ⅲ) .......................................................................................................................................................................................................... 249
閥門(4) Valves(Ⅳ) .......................................................................................................................................................................................................... 250
11.3. 閘閥Gate Valve ............................................................................................................................................................................................................. 251
11.4. 截止閥Globe Valve ........................................................................................................................................................................................................ 252
11.5. 球閥Ball Valve............................................................................................................................................................................................................... 253
11.6. 止回閥Check Valve........................................................................................................................................................................................................ 254
11.7. 彈簧安全泄壓閥Spring Safety-Relief Valve...................................................................................................................................................................... 255
11.8. 液面控制浮球閥Pilot Operated Ball Float Valve............................................................................................................................................................... 256
11.9. 波紋管密封閘門閥Bellows Sealed Gate Valve................................................................................................................................................................. 257
11.10. 熱膨脹閥Thermo Expansion Valve ................................................................................................................................................................................. 258
11.11. 閥門操縱機(jī)構(gòu)Valve Operating Mechanisms .................................................................................................................................................................... 259
11.12. 蒸汽疏水閥(器)和空氣疏水閥(器) Steam Traps and Air Traps............................................................................................................................................ 260
11.13. 管道附件Pipe Line Fitments........................................................................................................................................................................................... 262
11.14. 法蘭、法蘭密封面及墊片F(xiàn)langes, Flange Facings and Gaskets...................................................................................................................................... 264
11.15. 填料Packings ................................................................................................................................................................................................................ 266
11.16. 管件Pipe Fitting............................................................................................................................................................................................................. 267
11.16.1. 法蘭管件Flanged Fittings 267
11.16.2. 螺紋管件Threaded Fittings 268
11.16.3. 鋼焊接管件Steel-Welding Fittings 269
11.17. 塑料壓接管接頭Plastics Compression Joints .................................................................................................................................................................. 270
11.18. 預(yù)制彎管與膨脹節(jié)Fabricated Pipe Bends and Expansion Joints...................................................................................................................................... 271
11.19. 管子連接Joints in Tubing and Pipe................................................................................................................................................................................. 272
11.20. 管道絕熱Piping Insulation.............................................................................................................................................................................................. 273
11.21. 管吊與管支架Pipe Hangers and Pipe Supports............................................................................................................................................................... 274
11.22. 急救沖洗和洗眼站Safety Shower and Eyewash Station Hose Station 軟管站................................................................................................. 276
12. 量測(cè)儀表Instrumentation........................................................................................................................................................................................................ 277
12.1. 液位(面)計(jì)Level Gage ................................................................................................................................................................................................... 277
12.1.1. 就地安裝直讀液面計(jì)Locally Mounted Direct Reading Level Gages 277
12.1.2. 浮筒式液面計(jì)Displacement Type Level Gages 278

chenh1964

又是煩忙,年終歲末,加班加點(diǎn)!!

chenh1964

周末好,最冷天,用寒冷迎接挑戰(zhàn),歡度新春!!

上帝之手

樓主太狠了，要5金幣？

nnleo818

感謝樓主分享