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钱塘江大潮时间
更新时间: 2021-11-12 12:15:42  

钱塘江大潮时间是每年农历八月十五前后,它是天体引力和地球自转的离心作用,加上杭州湾喇叭口的特殊地形所造成的特大涌潮。每年农历八月十五,钱江涌潮最大,潮头可达数米。钱塘江涨潮时,方向是从入海口向上回溯,那些堆积在入海口的泥沙就被巨大的潮水席卷起来,随汹涌的波涛一起冲回,等潮水渐渐落下,泥沙又被裹挟着顺江而下,带回到河口。日复一日,潮起潮落,泥沙就这样不断地被搬来搬去,钱塘江水的下游,也就渐渐地被淘成了现在的浑黄色。

关键词: 钱塘江 大潮 时间

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