oilsand油砂
oiln.油;油画颜料;奉承话v.涂油;溶化;加油
oil jet hopper feeder喷油式料斗送料器
oil cooling aggregate油冷设备
oil painting teaching油画教学
oil-hardening steel油淬钢
oil-source analysis油源分析
oilvocerebellar tract橄榄小脑束
oil refinery industry石油炼制工业
oil jet testing board喷油嘴试验台
oil pressure selector油压选择器
oil and smoke cleaner净油烟机