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Turbulence is the ghost in the attic of air travel—the bump and shake and rattling groan that we do our best to ignore, though it sounds like it wants to kill us. Most of the time, it hovers over mountains and in storm clouds, easy enough to avoid. Pilots can see bad weather lurking in the distance hours before takeoff, glowing like a wraith on their digital maps. If it moves, the plane’s radar can still spot it eighty miles ahead or more. But the updraft that struck Flight SQ321 was of a more sinister sort. Although it came from the storm clouds below, there was seemingly no rain in it for radar beams to reflect against. It was like an invisible speed bump in the sky.
Эксперт также посоветовал обращать внимание на цвет льда. Он должен иметь голубой или синий оттенок, так как белый цвет говорит о том, что лед недостаточно крепкий. Кроме того, не следует выходить на лед в одиночестве, ночью или состоянии опьянения. В особенности нельзя оставлять на замерзших водоемах детей.，推荐阅读快连下载-Letsvpn下载获取更多信息
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Sign up for the Breaking News US email to get newsletter alerts in your inbox。关于这个话题，服务器推荐提供了深入分析
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