生物力学

The basis of this article is the theory of biomechanics that swinging legs should obey.It will also analyzes the top hurdlers of the world how they swing legs for reference.

本文依据跨栏步中摆动腿动作应遵循的生物力学原理，借鉴世界优秀跨栏运动员的摆动腿技术动作加以分析研究。

The conclusion can be drawn that different loading speed and shape of the indenters had effect on bioyield force and rupture force and deformation.

引言近年来，人们对农业生物力学的研究有了新的进展，取得了一定的经验。

Internal fixation of humeral fracture with corner lock plate could have good biomechanical stability.

成角锁定钢板不但结构合理，而且符合生物力学内固定原理，临床上可推广应用。

Methods Analyze the biomechanical stability of the fixed humeral fracture with corner lock plate and LC-DCP plate by three methods:tension test,bending test and torsion test.

结果 成角锁定钢板的一系列生物力学性能优于传统LC-DCP钢板，在强度、刚度、应力遮挡率上具有较大的优势，两者均差异有显著性（P.05）。

Bone nail ; fracture fixation intramedullary ; femur ; fracture ; biomechanics

骨钉； 骨折固定术；髓内；股骨；骨折；生物力学

Key words: biomechanics, motion segment, neutral zone, pediatric, range of motion, stiffness.

要害词：生物力学，运动节段，中立区，幼年，运动范围，僵硬度

MAIN OUTCOME MEASURES: The intensity and stiffness of the augmented vertebras at 2, 6, 12, and 24 weeks were determined by material testing system.

主要观察指标：生物力学测试仪测试术后2，6，12，24周各组椎体的强度和刚度。

The biomechanical property of the vertebras filled with CPC becomes appropriate, and may replace PMMA in vertebroplasty.

磷酸钙骨水泥填充后椎体具有更合适的生物力学强度，有望替代聚甲基丙烯酸甲酯在椎体成形中应用。

The compound vertebras reconstructed by allograft cortical bone cage and autogenous cancellous bone are ideal rebuilded materials for the instantaneous and permanent biomechanical stability.

同种异体皮质骨笼和自体松质骨组成的复合骨，即时和永久的生物力学稳定性均较好，是一种理想的椎体重建材料。

Authors aim at describing the biommechanics of the female pole vault ing by analysing the basic technique of this event,and hope that those results will be hepful for coaches and vaulters to get a better understanding of the technique of this event, and to make the appropriate technical corrections directly after observing the errors of the athlete s techniqu

通过分析女子撑竿跳高一些较为普遍的技术动作来描述女子撑竿跳高的生物力学，以便帮助教练员、运动员更好地理解此项运动的动作技术，使教练员能更好地鉴别动作技术的错误，然后快速作出适当的校正。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新