請問，假設隻有太陽。那麽，太陽周圍的測地線，是圓還是橢圓？

來源: 郭大平於 2024-11-06 16:26:03 [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.