原帖由 kks7 於 2008-2-27 06:34 AM 發表 
. [+ M9 }& i% @5.39.217.76我們人體到了 30 歲左右就停止製造骨質 tvb now,tvbnow,bttvb3 R# C: [2 Y l* S+ B! u# F$ H
That's is not correct. It should be stop growing tall. 5.39.217.76% i0 u. z1 R! q* s) P7 l6 d8 `
Bone growth is more or less in equilibrium, and become stable after 30s.
5 p3 H1 }8 n# t: p+ f( ~5.39.217.76- there are 2 cells type in bone ... 2 o+ D) y- B5 UHAHAHAAHA see see sometimes nothing is really what u see~~~~ |