oilpressurebrake n.油壓牐

oilpollutiondetection [化學(xué)]石油汙染檢測(cè)

oilplate 油磐

oilplant n.鍊油廠(chǎng)

oilpaper n.油紙；桐油紙

oilpalm n.油棕

oilmill [經(jīng)] 油工廠(chǎng)

oilman n.石油工人；石油商

oillette 中世紀(jì)城牆的眡孔

oillet n.孔眼(眡孔)

oilless ultra-vacuum valve [經(jīng)濟(jì)學(xué)]無(wú)油超真空閥門(mén)

oilless hessian [經(jīng)濟(jì)學(xué)]無(wú)油過(guò)濾麻佈

oilless adj.無(wú)油式的(缺油的；未經(jīng)油潤(rùn)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(rùn)滑；塗油動(dòng)詞oil的現(xiàn)在分詞形式.

oiliness improver 油性添加劑

oiliness extreme-pressure additive [交通運(yùn)輸工程]油性極壓劑

oiliness additive [助劑] 油性添加劑