原帖由 kks7 於 2008-2-27 06:34 AM 發表 / W2 I* W/ D6 H
我們人體到了 30 歲左右就停止製造骨質 ) X* h$ x! R8 w
That's is not correct. It should be stop growing tall. 5.39.217.76+ ^, @6 X/ ?: g2 t# |
Bone growth is more or less in equilibrium, and become stable after 30s. 9 s, q. N7 U9 a }4 V8 d- there are 2 cells type in bone ...
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