oil wayn.润滑油槽(油路;加油孔)
oiln.油;油画颜料;奉承话v.涂油;溶化;加油
oil-holding capacity持油力
oil emulsion objective油乳物镜
oil pressure cut-out油压开关,油压切断器
Oil-paper insulation油纸绝缘
oil-and-water trap油水分离器
oil-rock correlation油源对比
oil soluble impurities油料种子蛋白质
oil refinery equipment炼油设备
oil and gas repository油气储库
oil-diluent gasoline润滑油稀释用汽油