case by case 吧。90年代的可能隱患大些，後來的就好多了。並且橋梁狀況是可以年年檢查的。

來源: dakinglaile 於 2024-09-16 13:33:13 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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