Propane 用的人少所以贵。

来源: qiaoshe 于 2015-03-11 21:07:13 [档案] [博客] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)

回答: Per BTU propane should be about the same as electricity. Gas is 由 borisg 于 2015-03-11 20:33:44

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