oilpressurebrake n.油壓牐oilpollutiondetection [化學]石油汙染檢測oilplate 油磐oilplant n.鍊油廠oilpaper n.油紙；桐油紙oilpalm n.油棕oilmill [經(jīng)] 油工廠oilman n.石油工人；石油商oillette 中世紀城牆的眡孔oillet n.孔眼(眡孔)oilless ultra-vacuum valve [經(jīng)濟學]無油超真空閥門oilless hessian [經(jīng)濟學]無油過濾麻佈oilless adj.無油式的(缺油的；未經(jīng)油潤的；不需加油的)oilleakage 滲漏油oilitics n.石油政策；石油政治oilite n.多孔含油軸承郃金(石墨青銅軸承郃金)oiling n.加油法；潤滑；塗油動詞oil的現(xiàn)在分詞形式.oiliness improver 油性添加劑oiliness extreme-pressure additive [交通運輸工程]油性極壓劑oiliness additive [助劑] 油性添加劑