飞机发动机排放物  Aircraft engine emissions

机排放污染物  Pollution from the engine exhaust

铲运机发动机机油油面  scraper engine oil level

低排放发动机  low emission engine

低排放发动机调整  low emission engine setting

电喷发动机发动  EFI engine

发动机排放  engine emission; emission; engine exhaust emission; Engine emissions

发动机排放阀  engine drain valve

发动机排放螺塞  engine drain plug

轨道机动发动机  Orbit maneuvering engine

机动发动机  maneuver motor

机动发动机测试台  Bexfield

拖拉机发动机机油盘  tractor engine oil pan

蒸发排放污染  EVAP Evaporative Emission

动物污染物管理系统  Animal Waste Management Systems AWMS

机动车排放污染物  Vehicle exhaust

机动车污染物排放  vehicle emissions

有机物污染物  solid-phase extraction

按比例摊派的空气污染物排放费  prorated emission charge on air pollutants