After 4w,8w,12w,five goats were sacrificed and dual energy x-ray absorptiometry(DXA)and x-ray bonemineral density(XBMD)were used to evaluate the effect of bone reconstruction.

• 分别于4,8,12w 处死1组5只山羊,行骨密度的双能X 线吸收法(DXA)和X 线光密度法(XBMD)两个项目检测。