製度和人都有問題，才會造成事故。天津這次事故的原因還不清楚，但沒安規定做事是肯定的了。

來源: 為人父於 2015-08-17 19:59:51 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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