vacuum displacement pump
常見例句
- It is a positive displacement vacuum pump, which can pump gas by rotating slide valve to change cubage of gas- absorbing cavity.
它是通過滑閥轉(zhuǎn)子作機(jī)械旋轉(zhuǎn)運(yùn)動(dòng)從而改變吸氣腔容積以達(dá)到抽氣目的的容積式真空泵。 返回 vacuum displacement pump