oiltrapn.捕油器(集油槽)
oiln.油;油画颜料;奉承话v.涂油;溶化;加油
oil pollution clearing costs清污费用
oil-pressure release valve油压泄放阀
oil of the wrong consistency浓度不当的油
OILED PAPER AND ITS PRODUCTS油纸及其制品
oil-gas industrial cluster油气产业集群
oil-filled paper condenser油浸纸质电容器
oil displacement mechanisrns驱油机理
oil and gas mix-combustion油、气混合燃烧
oil-resistant plastic pipe耐油塑料管
oil-shale eduction process油页岩炼制过程