double action pump的意思|示意

A new double action oil well pump, which has been progressed field experiment, is discussed on its structure, principle and characteristics here.

对一种新型双作用抽油泵的结构、工作原理、技术特点进行了研制并进行了现场试验。

This paper presented the working principle and structure of the double-action vane pump, analyzed its mechanism of variable displacement and characteristics of energy saving.

本文介绍了双作用叶片式二次元件的结构和工作原理，分析了其节能原理和特点。

The double acting reciprocating mud pump one time every two suction drainage action.

而双作用式泥浆泵每往复一次完成两次吸排水行动。

The double action vane pump using extensively at present has great energy waste;

目前使用广泛的双作用叶片泵存在着较大的能量浪费；

The hydraulic profile control and water shutoff pump is a hydraulic driven reciprocating pump with double cylinders and single action.

液压调剖堵水泵是一种液压驱动的双缸单作用往复泵。

Mud pump Classification mud sub-single-effect and two types of double acting, single acting mud pump piston reciprocating in a cycle of action only to complete a suction drain.

泥浆泵分类泥浆泵分单作用及双作用两种型式﹐单作用式泥浆泵在活塞往复活动的一个循环中仅完成一次吸排水行动。