4/18日我們這兒的雨水中有15.8bq/m2的I131放射物，這嚴重嗎，需要做防護嗎？特別是小孩？

來源: verygreenhand 於 2011-04-21 02:04:45 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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