... 飞行控制电子学 flight control electronics 飞行能见度 flight visibility 飞行疲劳 flight fatigue ...
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Sometimes visibility drops to less than 1 kilometer, causing serious traffic jams, flight delays and highway closures.
有时,能见度下降到1千米以下,引发了严重的交通阻塞,航班延误和公路关闭。
Sometimes visibility drops to less than 1 kilometer, causing serious trafficjams, flight delays and highway closures.
有时,能见度下降到1千米以下,引发了严重的交通阻塞,航班延误和公路关闭。
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