核电站就是一定时核弹。
cesium 137半衰期长达30年!
回答: 日本海洋大学副校长、日本海洋学会副会长神田穰太说,铯-137(cesium 137)是福岛核事故泄漏的最主要放射性物质,泄漏到海
由 soccer88
于 2016-07-04 13:12:23
核电站就是一定时核弹。
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