苯燃燒後確實生成二氧化碳和水

來源: DrEd 於 2014-01-26 09:56:13 [舊帖] [給我悄悄話] 本文已被閱讀：次

沒啥錯

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.