The main components have impeller, pump shell and the seal device.

主要部件有叶轮、泵壳和轴封装置。

youdao

The pump head, pump shell, seal chamber parts can with insulation jacket.

泵头部、泵壳体、密封腔部分均可以带保温夹套。

youdao

This equipment is testing CAC480E, 372, and other types of pump shell of tightness.

该设备是检测CAC480E、372等类型的水泵壳体的气密性。

youdao

It has a bivalve shell, two strings which move the valves against one another, and a small pump that expels water (he is still working on the best design for the foot).

ECONOMIST: Robots