原帖由 kks7 於 2008-2-27 06:34 AM 發表  公仔箱論壇: x: Q( c2 I* J
我們人體到了 30 歲左右就停止製造骨質 tvb now,tvbnow,bttvb. i' [' J9 ]! Q% Z% h
That's is not correct. It should be stop growing tall. d. F, n/ z( j% {) ]: r1 Z
Bone growth is more or less in equilibrium, and become stable after 30s.
9 D9 o5 o' R% iTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。- there are 2 cells type in bone ... |
發表於 2008-7-27 04:21 PM
| 