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。
Thermal Power Station is the second net heat source, the main energy-consuming device is a heat exchanger, circulating pump and fill the secondary network of pumps.
热力站是二级网热源，主要耗能设备是换热器、二级网循环水泵和补水泵。
Rubber ball cleaning device of condenser is composed of second filter net, ball screen, ball collector, rubber feeding pump, distributor, valve, and electric control box.
凝汽器胶球清洗装置由(二次滤网)、收球网、装球室、胶球输送泵、分配器、阀门和电气控制柜等部件组成。
Based on real time data of condenser and circulating water system, the net power increment of an unit was calculated in different operation styles of circulating water pump.
根据电厂凝汽器与循环水系统的实时运行数据，计算循环水泵在不同运行方式下机组的净增功率。
Fueling facilities can install an E85 pump and net out the cost with the tax credit for infrastructure, but, it is only for the E85 portion of the pump.
加油站可以安装一只E85泵浦，然后可以用基础设施的抵税额来将成本抵消，但只能抵消用于E85的泵浦部分。
Equipment of water supply and purification station: intake pump, rotary filtering net, mud scraper, chemical feeding pump and chlorine feeding device, etc.
给水净化站设备：进水泵、扭转滤网、刮泥机、加药泵、加氯装置等。
This paper discussed net pressure of water supply, energy consumption and pump performance of different pressure control point in automatic regulation device of constant pressure water supply system.
分析了自动恒压控制给水系统中，不同控制点形式下的管网压力，系统能耗及水泵工况，并得出一些结论。
By using this method presented in this paper, not only the optimum design of main pipe net was given, but the water head and flow and pump type were decided.
所提出的方法，不仅能得出一个优化的干管管网，而且还能确定出所需水泵扬程及流量，并确定水泵型号。
The heat pump system does not need any artificial resource, it can replace the traditional heating and cooling way such as coal boiler, city heating net and centrality air-condition system.
它无须任何人工资源，彻底取代了锅炉或市政管网等传统的供暖方式和中央空调系统。
The heat pump system does not need any artificial resource, it can replace the traditional heating and cooling way such as coal boiler, city heating net and centrality air-condition system.
它无须任何人工资源，彻底取代了锅炉或市政管网等传统的供暖方式和中央空调系统。
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