1) Full-variable-speed pump stations
全变速泵站
3) the whole underground pumping station
全地下泵站
4) speed variable pump
变转速泵
1.
In order to solve the large consumption of energy in conventional low cycle material testing machine,which employing constant pressure system of fixed-displacement pump and controlled by servo valve,use servo electric motor merit of wide speed regulation,large torque and rapid response,together with fixed-displacement pump,a speed variable pump control system is composed.
为解决传统恒压系统伺服阀控制的低周疲劳试验机能耗大的问题,利用伺服电机的宽调速、响应快和扭矩大的特点,结合定量液压泵组成变转速泵控系统。
5) Variable speed pump
变速泵
1.
Analysis on energy saving of variable speed pumps in an open system;
开式系统中变速泵的节能分析
6) speed-changing pumps
变速水泵
补充资料：全受全归
1.语出《礼记．祭义》:"父母全而生之，子全而归之，可谓孝矣。不亏其体，不辱其身，可谓全矣。"封建礼教认为人的形体来自父母，应当以完全无亏的身体，还之父母。
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参考词条