pumping head-的意思|示意

For pumping storage stations with wide rangeability of head and discharge, a speed-adjustable motor-generators can be used for improving operation condition.

在水头、负荷变化范围较大的蓄能电站中，为改善机组运行工况，可以采用速度可调的发电电动机。

It gets your blood pumping to your head more quickly.

这让血液更快到达大脑。

Special tool for pumping slurry and releasing plug. The ZSC Single-Plug Cement Head can be connected with Drill pipe.

用于注水泥浆和释放胶塞的专门工具。ZS C型单塞水泥头可与钻杆连接。

Over pumping of ground - waters produces a difference in hydrostatic head in favor of the seawater.

过量抽取地下水时，产生利于海水的流体静力学水位差。

The multistage pumping stations have characteristics of high head and great energy consumption, so it is economical to make multistage pumping stations operate in optimization.

梯级泵站具有扬程高、能耗大的特点，对其进行优化调度，经济效益相当可观。

Some useful methods provailed in our country are presented here for calculating the economical head in pumping irrigation.

本文介绍了国内关于经济扬程现有的几种计算方法，并分别进行了分析评价。