O 開頭單詞

oilpressurebrake n.油壓閘

oilpollutiondetection [化學(xué)]石油污染檢測

oilplate 油盤

oilplant n.煉油廠

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(jì)城墻的視孔

oillet n.孔眼(視孔)

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

oilless hessian [經(jīng)濟(jì)學(xué)]無油過濾麻布

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.多孔含油軸承合金(石墨青銅軸承合金)

oiling n.加油法；潤滑；涂油動詞oil的現(xiàn)在分詞形式.

oiliness improver 油性添加劑

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

oiliness additive [助劑] 油性添加劑