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20世纪 90年代以来 ,随着社会人口的日益老龄化 ,骨质疏松症已经成为医学界最热门的话题之一。骨量减少是骨质疏松症的根本特征。骨量与应力的关系早已为大量的生物力学研究所证实。骨组织的结构与其内部应力有关 ,应力大的部位骨组织密度大 ,应力小的部位密度小〔1〕,这已成为
Since the 90s of the 20th century, with the aging of the social population, osteoporosis has become one of the hottest topics in the medical field. Osteoporosis is a fundamental feature of osteoporosis. The relationship between bone mass and stress has long been confirmed by a large number of biomechanical studies. The structure of the bone tissue is related to the internal stress. The bone with high stress and the low density have a small density [1], which has become