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- efficiency of pumping system 装置效率
- General beam pumping system should be the overall efficiency of about 50%, if less than this should improve performance. 一般游梁式抽油系统的总效率应为50%25左右，若低于此应提高其性能。
- The choice of pumping system depends on required pumping speed, ultimate pressure attainable(in a reasonable time). 泵系统的选择取决于所需要的抽速，能达到的极限压强（在适当的时间内）。
- The efficiency of pumping for LVAD inlet inserted directly through apex of heart was better than that through atrium. LVAD输入导管可分别由心房和心尖置入的手术缝合方式，而由心尖置入的方式可得较佳的运转效率。
- Total efficiency of the pumping system 抽油装置总效率
- As a combiner, with low insert loss, this component could be used in optical communication and double cladding fiber laser to improve coupling efficiency of pumping light. 作为低插入损耗合波器件可广泛应用于光通信以及双包层光纤激光器抽运光的注入。
- If the efficiency of pumping unit was improved to meet the foreign standard, we would save more than 300 million yuan from the economization of electric energy consumption. 如果将抽油机运行效率提高到国外水平，每年可节省3亿元以上电费开支。
- The maximum capacity of pump system is established using the performance requirements of control valve as the second equation. 用调节阀性能要求作为第二方程,确立泵系统的最大生产能力。
- However, we believe that diving sewage pump system is set up the necessary protection, it can effectively protect the safe operation of pump. 可是我们认为，在潜水排污泵中设置保护系统很有必要的，它能有效地保护电泵的安全运行。
- Disintegrate model experiment is obviously convenient to compare and optimize the every part performance.In this way, the hydraulic performance of pump system could be optimized. 分解模型试验方法可分别地获取水泵装置各组成部分的性能，有利于泵装置各部分水力性能的比较和优化，进而使得水泵装置性能达到最优。
- An example of the triplex drilling pump calculated, the efficiency, friction power in all pairs and mechanical efficiency of pump are worked out. 文中通过对三缸单作用泵的实例计算给出了各运动付的效率、摩擦功率及泵的机械效平位。
- Research and application show that the constraint liquid increasing unit can reduce stroke loss of pumping unit,which increases the efficiency of system and reduce energy consumption. 针对深层低渗油层能量较低的抽油机井研制了可以在低沉没度下工作的抽油井强制增液装置。
- Consultant in the Design of Pumping Systems and Water and Wastewater Treatment Facilities. 泵送系统和供水与废水处理设施设计顾问。
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- Full-function remote control : wireless and wired remote control can be realized in the field of pumping systems, as well as chassis. 全功能遥控：无线和有线遥控器可实现对布料臂、泵送系统以及底盘柴油机进行多功能控制。
- Analyzing the performance curves of pumps and network in a variable flow pumping system, concluding the influence factors of energy saving and the optimal ranges of variable frequency drive (VFD). 摘要通过分析变频水泵及管网系统在变工况下的特性曲线，得出影响水泵变频节能效果的主要因素和变频调速的适用范围。
- Friction lowers the efficiency of a machine. 摩擦减低机器的效率。
- efficiency of sucker-rod pumping system 系统效率
- Lifting efficiency of pumping unit 抽油装置提升效率
