原帖由 kks7 於 2008-2-27 06:34 AM 發表 9 u4 M2 \. |( O4 g
我們人體到了 30 歲左右就停止製造骨質 tvb now,tvbnow,bttvb$ v' v6 P! l, a5 e
That's is not correct. It should be stop growing tall. tvb now,tvbnow,bttvb6 S- J% z3 [# ^, w- ` f. g! u
Bone growth is more or less in equilibrium, and become stable after 30s.os.tvboxnow.com7 S1 Q& }; f. d# L1 ?
- there are 2 cells type in bone ... ! W' }9 t7 b- o { A6 v$ \0 ?( L公仔箱論壇HAHAHAAHA see see sometimes nothing is really what u see~~~~ |