O 開(kāi)頭單詞
oilpressurebrake n.油壓牐
oilpollutiondetection [化學(xué)]石油汙染檢測(cè)
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(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