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最近发生在哥伦比亚（图１，略）的地震再次向公众表明现今的科学还不能预测这类自然灾害。尽管全球地震学家对地震起始（成核）过程的研究所作出的努力是巨大的，但地震依然还是无明显先兆地突然降临。然而，不是所有的自然灾害都是如此显得不可预测。例如：１９８０年Ｓ...
The recent earthquake in Colombia (figure 1) shows again to the public that modern science can not predict such natural disasters. Despite the tremendous efforts exerted by seismologists worldwide on the study of the initiation of the earthquake (nucleation), the earthquake has yet to come abruptly without notice. However, not all natural disasters are so unpredictable. For example: 1980 S ...