oil cupn.油杯;油壶
oiln.油;油画颜料;奉承话v.涂油;溶化;加油
oil-pressure gauge connection油压表连接管
oil and water layer recognition油水层识别
Oil Spill Clean-up Technology漏油清除技术
Oil and gas defoaming separator消泡油气分离器
Oil tank gasket shanghai engine油底壳垫片
oil and fat refining wastewater油脂精炼废水
oil and source rock correlation油源对比
Oil and gas reservoil formation油气成藏