阿拉伯沙漠的热尘风有什么特点?

2025-04-08 04:27:22
推荐回答(1个)
回答1:

在阿拉伯沙漠,能够考验困在风中的人们的耐性的热尘风,是运载大量沙尘并改变沙丘形状的干燥的风。每一场风暴都将数百万吨的沙子携入鲁卜哈利沙漠。被吹动的沙子离地不过数尺,只有在被旋风、尘卷或区域沙暴卷起时例外。风在中央内志和鲁卜哈利沙漠的西南部依次从四面八方刮来。强劲的东南风一连数日扫过大沙漠,将热尘风对沙丘形成的作用逆转过来。在春季或秋季突然出现在天际的“褐色卷云”令人畏惧。这是一场宽达96千米的锋面风暴,将沙子、尘土和岩屑都卷入高空,随后气温急剧下降并带来雨量。强风持续约半小时左右。在热天会产生无数尘卷和有着恶名的水景幻象。

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