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aircraft engine emissions
ecol.
飞机发动机排放物
aircraft engine emission
The formation and discharge of gaseous and particulate pollutants into the environment, especially the stratosphere, chiefly from airplanes, helicopters and other high-altitude aircrafts
environ.
航空器引擎排放
(形成气状与粒状污染物并将其排放至环境中,尤其是平流层中;主要来自飞机、直升飞机和其他高空航空器。)
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