原帖由 kks7 於 2008-2-27 06:34 AM 發表 7 l9 d2 s: ], d我們人體到了 30 歲左右就停止製造骨質 " n2 Y) b& `& w. C& Y& l
That's is not correct. It should be stop growing tall. " ]( O. T8 z( |# [Bone growth is more or less in equilibrium, and become stable after 30s.7 z% F2 ~9 p# U- U- f/ `
- there are 2 cells type in bone ...
5 B- b* e6 d; ?$ |5 @: M6 I9 j
HAHAHAAHA see see sometimes nothing is really what u see~~~~