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發(fā)布時間: 2017-1-10 12:18
正文摘要:如題,似乎文件規(guī)格表是固定的,那么如果創(chuàng)建外徑19.04、25.4、38.1、50.8的管道該怎么做規(guī)格表呢? |
|關于我們|網(wǎng)站地圖|油氣儲運網(wǎng) ( 魯ICP備11007657號-3 )
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