日本遊泳池真普極，每個小學都有。但靠燃燒垃圾發熱，廢氣如何處理呢？

來源: Redfernbus 於 2014-09-12 20:12:51 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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