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 soluble surfactant油溶性表面活性剂
oilfield waterflooding油田注水
oil-generating ratio舍油率
oil pump overflow pipe油泵溢流管
oil hydraulic cylinder油压缸,液压缸
oil/water separator油水分离机
oil stock loss control油储藏损失的控制
oil painting education油画教学
Oil-liquid inclusion气液包体
oil-adjuvant vaccine油剂疫苗