如何測量、計算海岸線的長度?
所有跟帖:
• 暈倒!這麽詩情畫意的你也能問出學術問題,哈哈~~~ -丁香·丁香- ♀ (0 bytes) () 07/10/2009 postreply 20:10:18
• common sense: google it. hehe. -nocomments09- ♂ (0 bytes) () 07/10/2009 postreply 20:15:25
• common sense個頭! -不明則問- ♂ (24 bytes) () 07/10/2009 postreply 20:30:02
• here comes from google: -nocomments09- ♂ (130 bytes) () 07/10/2009 postreply 23:23:24