原帖由 kks7 於 2008-2-27 06:34 AM 發表 6 G! Q7 Z p ]
我們人體到了 30 歲左右就停止製造骨質 0 F9 X. q) J* G, b
That's is not correct. It should be stop growing tall.
+ v: a3 ? ?$ R9 O( V6 atvb now,tvbnow,bttvbBone growth is more or less in equilibrium, and become stable after 30s.
; Q0 b' H" _$ u4 R l' B) j- there are 2 cells type in bone ... # G0 _8 U( g' T0 ~tvboxnow.comHAHAHAAHA see see sometimes nothing is really what u see~~~~ |