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自然灾害/火山爆发
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来自维基教科书，面向开放世界的开放书籍
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自然灾害
火山爆发是一种极其危险的现象。虽然流行文化将熔岩描述为主要问题，但实际上火山活动涉及多种危险。
火山碎屑流
灰
火山碎屑物
有毒气体
类别
:
书籍：自然灾害
华夏公益教科书
