oil rig石油钻塔
oiln.油;油画颜料;奉承话v.涂油;溶化;加油
oil cooled transformer油冷变压器,油冷却变压器
oil transport and fate油的行为和归宿
oil transfer equipment输油设备
Oil-Absorbing sheets吸油纸
Oil and gas leadership油气主导
oil and gas production产油气量
oil gas cooling bundle油汽冷却器管束
oil-degrading strain石油降解菌
oil-system pipelines套装油管路
oil removal efficiency去油率