oil dag黑铅油
oiln.油;油画颜料;奉承话v.涂油;溶化;加油
oil-field behaviour油田动态
oil filtration system油过滤系统
oil filling regulator充油操纵阀
oil-displacing agent驱油剂
oil-soluble monomers油溶性单体
oil-pneumatic spring油气弹簧
oil film spiral groove油膜螺旋槽
oil and gas generation油气生成
oil prodution industry油脂工业
oil extraction solvent油脂浸出溶剂