Bird strike Committee USA says bird strikes cause about six hundred million dollars in damage to American civilian and military aviation each year.
美国鸟撞委员会说:每年,鸟撞击事件导致美国的民用和军事航空业大约6亿美元的损失。
Bird strike Committee USA says bird strikes cause about six hundred million dollars in damage to American civilian and military aviation each year.
美国鸟撞委员会说:每年,鸟撞击事件导致美国的民用和军事航空业大约6亿美元的损失。
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