英德
有道
百度
谷歌
图片
维基
百科
阀芯
valve element
- 首先从阀芯上拆卸管接头螺母和端口连接件。
Remove the union nuts and end connectors from the valve cartridge first. - 阀盖将阀芯固定在适当位置，阀盖由螺线和螺母安装在阀体上。
It is held in place by the bonnet which is attached to the valve body by studs and nuts. - 简要介绍了间歇阀在间歇式输送装置中的作用以及球面阀芯的主要技术要求，探讨了球面阀芯关键部位的加工工艺。
The function of intermission valve in intermission convey system and main technical requirements of sphere core are introduced. The key process for sphere core's making is studied.
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