常見(jiàn)例句雙語(yǔ)例句The vacuum system utilizes two vacuum pumps and one booster pump to achieve a vacuum.真空系統(tǒng)採(cǎi)用兩臺(tái)真空泵和一臺(tái)羅茨泵來(lái)實(shí)現(xiàn)真空。This Model Vacuum Pump can be used along, or as the backing pump of the other kinds of pumps, such as booster pump, diffusion pump, molecular pump etc.它可以單獨(dú)使用， 琯道泵也可作爲(wèi)增壓泵、擴(kuò)散泵、分子泵的前級(jí)泵使用。One of the 4 items decided at the vacuum trade meeting in 1974 was to raise the pumping speed of oil booster pump following the raise of sucking pressure.1974年真空行業(yè)會(huì)議確定四大攻關(guān)項(xiàng)目之一是油增壓泵對(duì)應(yīng)高吸入壓強(qiáng)提高抽速。 返回 booster vacuum pump