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發(fā)布時(shí)間: 2012-11-1 09:16
正文摘要:下面進(jìn)一步分析影響泵吸入壓力的各種因素。 1 .吸入液面壓力的影響 由式可見,在其它條件不變時(shí),吸入液面壓力psr越小,吸入壓力ps就越低,即吸入條件越差。 吸入液面是與大 ... |
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