positive-displacement pump

基本解釋

• 正排量泵
• 容積式泵

英漢例句

雙語(yǔ)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(yán)密地隔開(kāi)。
• 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(guò)滑閥轉(zhuǎn)子作機(jī)械鏇轉(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。

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詞組短語(yǔ)

短語(yǔ)

• positive -displacement seawater fresh water pump 容積式海水泵
• double -stage positive displacement vacuum pump 雙級(jí)結(jié)搆容積式真空泵
• positive displacement oil -sealed liquor pump 油封式正位移式打液泵
• diaphragm -type positive displacement metering pump 隔膜型正排量計(jì)量泵

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專(zhuān)業(yè)釋義

機(jī)械工程

• 容積式泵