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射击残留物
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射击残留物
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gunshot residues
射击残留物
枪支射击时,从枪口喷出和从枪管尾部逸出的气团中,除了大量的气体外还有未燃烧或未完全燃烧的火药颗粒及其中间固体产物,有击发药燃烧而生成的固体产物和弹头在枪管内剧烈摩擦而产生的金属碎屑等,这些物质称为射击残留物。
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air traffic flow management
air traffic management
air traffic management center
air traffic management facility
air traffic service
air traffic statistics
air transport
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air transport liberalization
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Air transport vehicle
air tube
air turbine rocket engine
air valve
airvane
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air-water central air-conditioning system
air-water interface of lakes
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