原帖由 kks7 於 2008-2-27 06:34 AM 發表 
) Q/ B/ w1 P5 E4 e A* d我們人體到了 30 歲左右就停止製造骨質
1 G$ I$ W9 ] U: R; ^5 [tvb now,tvbnow,bttvbThat's is not correct. It should be stop growing tall. 9 g) l( k* y6 I! P
Bone growth is more or less in equilibrium, and become stable after 30s.
3 g- t* J! w0 q" j% S- there are 2 cells type in bone ... ! ]* Y- ~5 m! e- T$ W+ r
HAHAHAAHA see see sometimes nothing is really what u see~~~~ |