net pump suction head 泵的净吸压头
net pump head 全扬程
net pump quantum yield 净抽运量子产率
Heating net cycle pump 热网循环泵
A centrifugal pump for the disabled, it is necessary to pump and hose to motor-pumped Wells, pumps and a net release of water hose.
对于停用的离心泵，要把泵和胶管提出机井，放净泵内和胶管内的存水。
The thesis introduces the net present value method and the internal rate of return method which are most commonly used in the long term investment of pump enterprises.
介绍了泵业企业长期投资决策中最常用的净现值法和内部收益率法这两种决策方法。
This article studies the method of bearing trouble-shooting of reciprocating pump based on BP net work.
研究了基于BP网络的往复泵轴承故障诊断方法。
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