還應該和城市的周邊放射性區域有關，這樣就理解哈爾濱這樣的城市了

來源: 中壇太抖於 2017-01-27 09:10:27 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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