The development application on the hydraulic pump has improved the automation and intelligent level and test efficiency and precision of the experiment course based on virtual instrument.
虚拟仪器在液压泵性能试验上的开发应用，提高了试验过程的自动化和智能化水平以及测试效率和精度。
The test method of pressure loss, flow loss and frictional force loss etc. of the hydraulic pumping units is presented, from which the mechanical efficiency and volumetric efficiency are obtained.
给出了测取液压抽油机系统压力损失、流量损失以及油缸的摩擦力损失等的方法，并由此求出系统的机械效率与容积效率。
This paper not only discusses all kinds of the loading forms and system efficiency of the life test bed for hydraulic elements, such as oil pump, oil motor and oil crock.
本文对油泵、油马达、油缸寿命试验台的各种加载形式及系统效率进行了分析，并导出了各种加载形式系统效率的一般表达式。
The test-bed is designed for the inspection of new plane hydraulic system and improves the old one's disadvantage such as that the technology level drops behind and the inspection efficiency is low.
飞机液压附件综合试验台是针对目前装备使用试验台技术水平落后、设计效率低下等问题和满足我国引进新一代先进飞机液压系统检测需求设计而成。
The hydraulic turbine efficiency test is important for the hydroelectric station or pump station to operate economically.
水机效率试验在水电厂或泵站优化经济运行中有重要意义。
The hydraulic turbine efficiency test is important for the hydroelectric station or pump station to operate economically.
水机效率试验在水电厂或泵站优化经济运行中有重要意义。
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