oildom石油产区
oiln.油;油画颜料;奉承话v.涂油;溶化;加油
oil slurry pump油浆泵
oil atomization油雾化
oilgas recovery油气回收
Oil-seed rape油菜
oiltea camellia油茶
oil evaporation油气挥发
oil splash gear喷溅油用的齿轮
Oil pneumonitis油性肺炎
oil-injection喷油
oil sight glass油面观察玻璃