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形成海嘯最重要的因素，一是海上有巨大的海水面瞬間被抬高或是陷落，而且垂直的落差很大；二是海底地形是緩緩變淺的淺水海域。為什麼？而最常發生海面瞬間產生垂直落差的地點是在那裡呢？
#海洋科學 #地理 #自然 #氣候
分級:
片長:
發音:
發行:
導演:
分級: 普遍級
片長: 4 min
發音: 華語
發行: 2018-06
導演: 安偉民
片長: 3 min
片長: 23 min
發行: 2016-06
導演: 原著：戴志強
片長: 21 min
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