oil refinery [油氣] 煉油廠oil refiner 煉油器，凈油器oil reference price [經(jīng)濟(jì)學(xué)]石油參考價(jià)格oil red stain [經(jīng)濟(jì)學(xué)]油紅染料oil recovery efficiency [能源科學(xué)技術(shù)]驅(qū)油效果采油效率oil recovery [油氣] 油回收；采油oil reclaimer [機(jī)械工程]廢油再生裝置oil quenching [機(jī)] 油淬火（油急冷處理）oil quality monitoring car [經(jīng)濟(jì)學(xué)]油料質(zhì)量監(jiān)測(cè)車(chē)oil purifier 濾油器oil pumping unit 抽油機(jī)oil pumping can [經(jīng)濟(jì)學(xué)]泵式油壺oil pumping n. [油氣] 抽油；泵油；（活塞環(huán)）泵油作用oil pump relief valve spring [機(jī)械工程]油泵安全閥彈簧oil pump outlet valve [機(jī)械工程]油泵出油閥oil pump outlet pipe [交通運(yùn)輸工程]機(jī)油泵出油管oil pump inlet valve [機(jī)械工程]油泵進(jìn)油閥oil pump gun [經(jīng)濟(jì)學(xué)]油泵槍oil pump [機(jī)] 油泵；機(jī)油泵；送油泵oil proof 耐油