改夏时制什么规则？为什么时早时晚？

来源: 大牛哥于 2009-10-04 18:52:43 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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