positive-displacement pump
常見例句
- Twin-screw pump as a positive displacement pump, pump room exhaust inhalation chamber should be strictly separated.
雙螺桿泵作爲(wèi)一種容積式泵，泵內(nèi)吸入室應(yīng)與排出室嚴密地隔開。 - 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)子作機械鏇轉(zhuǎn)運動從而改變吸氣腔容積以達到抽氣目的的容積式真空泵。 返回 positive-displacement pump