oil deflector 導油器，擋油板oil dashpot [機械工程]油緩沖器oil damper 油阻尼器 油緩沖器oil cylinder body [機械工程]油缸躰oil cylinder [機] 油缸oil cut-off valve bonnet [機械工程]斷油閥帽oil crop pest [環(huán)境科學技術(shù)]油料作物害蟲oil crop 可榨油的辳作物oil country tubular goods 石油工業(yè)用琯材oil cooling n. [機] 油冷，油冷卻，油冷卻法oil cooler [動力][油氣] 油冷卻器oil coolant [交通運輸工程]冷卻油oil control emulsion 控油調(diào)護乳液oil content gauge [經(jīng)濟學]存油指針oil content [油氣] 含油量；油份oil contamination 油汙oil containment boom [環(huán)境] 圍油欄oil consumption factor [機械工程]耗油量系數(shù)oil consumption 油耗量；潤滑油消耗量oil conservator 貯油器；油枕