oildom石油产区
oiln.油;油画颜料;奉承话v.涂油;溶化;加油
oil rate in gas气体含油率
oil fuse cutout油浸熔丝断路器
oil silt sample油垢样
oil filler pipe注油管,油料加入器管
oil filler port加油管
oilseed residue油饼粉
oiling pressure洒布压力
oil outlet port进油口
oil pump casing油泵壳
oil preparation制油