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1·The third introduces the mechanical models of Haversian osteon.

第三部分介绍了哈弗氏骨的力学模型。

2·The last part discusses the stress-strain relationship of Haversian osteon.

最后讨论了哈弗氏骨的应力-应变关系。

3·Results Plexiform bone and osteon banding were mostly observed in nonhuman bones, whereas rarely in human bones.

结果丛状骨和骨单位带在猪、牛、羊、狗的密质骨中广泛存在，人骨组织中几乎不见；

4·Objective to explore the applicability of the histological features of plexiform bone and osteon banding to species identification.

目的探讨丛状骨和骨单位带的种属特征及其法医学应用价值。