你真無知，現在京津地區的集中供熱早已全燒天然氣了。這在菜恭桶畫餅的綠能減碳裏可占據20%啊？

來源: obamacome 於 2017-11-11 19:08:31 [舊帖] [給我悄悄話] 本文已被閱讀：次

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