多重才能算重比重？Quaoar比重好像隻有地球的三分之一啊。

來源: texastrader 於 2013-11-09 21:50:31 [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.