oiltrapn.捕油器(集油槽)
oiln.油;油画颜料;奉承话v.涂油;溶化;加油
oil free high vacuum system无油超高真空系统
oil-vapour diffusion pump油蒸汽扩散泵
oil pipeline in cold region寒区输油管
oil bath resistance furnace油浴电阻炉
oil hardening and tempering油回火
oil oxidation stabilization油脂氧化稳定
Oil gushed from the well.油从油井中喷出。
Oil feeds into an engine.油送入发动机。