原帖由 kks7 於 2008-2-27 06:34 AM 發表 . @6 {* S) W; P7 V8 u我們人體到了 30 歲左右就停止製造骨質 G! u+ `/ [3 |: Q o$ R) O$ V
That's is not correct. It should be stop growing tall. : B; {9 O9 `4 y* A WBone growth is more or less in equilibrium, and become stable after 30s.; T$ j" ]! f0 o) @1 Z9 b9 Y
- there are 2 cells type in bone ...
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HAHAHAAHA see see sometimes nothing is really what u see~~~~