原帖由 kks7 於 2008-2-27 06:34 AM 發表 
7 g0 U( A9 T1 J1 f- a: y我們人體到了 30 歲左右就停止製造骨質
" O$ J \+ p* S8 A* Y" dtvb now,tvbnow,bttvbThat's is not correct. It should be stop growing tall.
( r' q0 F1 W9 Y) ]+ {- i+ TBone growth is more or less in equilibrium, and become stable after 30s.) B' w _5 i H6 N, ^7 ^# O8 x9 q: S1 n
- there are 2 cells type in bone ... TVBNOW 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。* D6 _# r0 ?) b3 V6 r
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