The construction and working principles of speed sensor, ABS ECU, electromagnetic valve and return liquid pump are analysized in detail.
深入探讨了轮速传感器、防抱死制动电子控制器、电磁阀、回液泵的结构组成与工作原理。
The paper introduces the theory of return oil cooling mechanism for the dual pump converging hydraulic system of loaders.
介绍了装载机双泵合流液压系统的回油冷却机构的原理。
A metering pump regulates the amount of lead to the pour lead with no excess lead return to the pot.
计量泵控制着输给浇注头的铅量，没有过量的铅返回铅锅。
The design and lectotype of circulating pump, automatic return water switch valve, expansion tank and atmospheric connection pipe in atmospheric hot water heating boiler room are discussed.
对常压热水供热锅炉房的循环泵、回水自动启闭阀、膨胀水箱、大气连通管的设计选型进行了探讨。
Discussed the pump pressure, installation of the balance valve and the design effectiveness of reversed return water system.
对水泵压力、平衡阀的设置、系统同程设计的有效性等作了初步的讨论。
Closed system, the hydraulic pump directly into the pipe return pipe connected to the implementation of components, working fluid in the system for closed loop pipeline.
闭式系统中，液压泵的进油管直接与执行元件的回油管相连，工作液体在系统的管路中进行封闭循环。
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。
The utility model relates to an air-conditioning of waterscape-typed, comprising a condenser, a temperature sensor, a waterscape, a return water filter, a water pump and a frequency converter.
一种水景式空调换热系统，由冷凝器、温度传感器、水景、回水过滤器、水泵和变频器组成。
The circulating pump unit can measure the return water temperature and determine whether to start the circulating pump.
循环泵装置可测量回收到的循环水温度，而且根据测量的温度决定是否启动循环泵。
In the heat-supply system with distributed variable frequency pump, there exists a zero pressure difference, at which supply and return water pressures are equal.
分布式变频泵供热系统中存在零压差点，该点供回水压力相等。
The influencing factors of the return force of 165MN oil pump direct-drive free forging press have been analysed and the design principle of the press's return force given.
分析了165MN自由锻造油压机回程力的影响因素，给出了压机回程力的设计依据。
The influencing factors of the return force of 165MN oil pump direct-drive free forging press have been analysed and the design principle of the press's return force given.
分析了165MN自由锻造油压机回程力的影响因素，给出了压机回程力的设计依据。
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