[幾何] 對於a long cylinder or sphere半徑

看板Math作者 (小斌)時間14年前 (2012/02/13 18:20), 編輯推噓0(002)
留言2則, 2人參與, 最新討論串1/1
我一個美國的表姊問我這題 "However, for a long cylinder or sphere, Lc would equal the actual radius r, rather than r/2 or r/3." What exactly does my textbook mean by a "long sphere"??? is that even possible? 我回答不太出來,有人可以幫忙解答一下嗎? 有點不瞭解她的意思 如果可以請幫忙用英文回答 表姊中文很弱... -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 61.57.103.191

02/13 18:34, , 1F
"long cylinder" or "sphere"
02/13 18:34, 1F

02/14 00:31, , 2F
sphere就sphere,什麼叫做長的球?
02/14 00:31, 2F
文章代碼(AID): #1FEEFP5X (Math)