力学

As a medical material for humans, the features of stent should be meet the requirements of reliable distensibility, mechanical persistence, good flexibility and geometrical stability, possible small diameter, excellent blood compatibility, as well as good corrosion resistance.

结果：支架材料的选择在减少机体炎症反应的强度和持续时间，减少支架置入后血管内再狭窄的发生起着重要的作用，作为人体医用材料，对支架各方面性能都提出了很高的要求，包括可靠的扩张性和力学持久性、良好的柔韧性和几何稳定性、尽可能小的外径，优异的血液相容性和耐蚀性，而支架上述特性都依赖于材料的力学和物理特性。

In this study, the technology of 3D finite element was applied, and the purpose of this study is meant to guide the clinical use of distractor.

本研究试图通过有限元法，了解影响种植牵张初期生物力学环境的多种因素，为种植牵张临床提供生物力学方面的理论依据。

C is a significant mechanics parameter in rock mechanics field, but its definition is disunion.

粘聚强度C是岩石力学领域极为重要的力学参数，然而其定义却长期不统一。

The mechanical properties of these silk fibers were also measured. To explore the control capability of spider on the spinning process and its influence on the mechanical properties of dragline silk, spiders were anaesthetized and the mechanical properties of dragline silk reeled from an being anaesthetized spider were measured.

采用麻醉的方法研究蜘蛛在逐步失去自我控制的过程中分泌的牵引丝的力学行为，以探索蜘蛛对成丝的控制能力与纤维性能间的关系，分析了成丝张力和湿度对牵引丝力学性能的影响。

The design requirement and mechanism of Lunar Rover with Center of Mass Varied (CMR-1) are briefly introduced. Based on the characteristics of wheelsoil interaction mechanics, the wheel sinkage, stability margin, motion resistance and drawbar pull of lunar rover in forward mothion are analyzed using terramechanics theory.

简要介绍了变质心月球车(CMR1)的设计要求和机械结构，并基于地面力学的知识，从分析月球车轮地接触力学特性入手，对变质心月球车行走过程中车轮下陷量、运动阻力和牵引力等进行了分析。

After in- troducing of the strain energy function, we first validated the derivation of the classical elastic constitutive equation using the strain energy function.

第三章从经典弹性力学和经典牛顿流体力学入手，在引入了应变能函数W〓以后，首先验证了经典弹性力学通过应变能函数导出弹性体本构方程的过程。

This solution has no relation with properties of the imaginary isotropic layer, and this is consistent with the uniqueness theorem of elastodynamics.

所得结果和假想层的力学性质无关，符合弹性力学问题的唯一性定理。

Above all this promotes the development of the problem of dynamic soil-structure interaction. The study of dynamic interaction of foundations and soils is of great value to the development of the elastodynamics and is helpful to physical geography, seismography, and rock and soil mechanics, owning practical.

土体与结构的相互作用是当代力学领域的前沿性研究课题，并涉及到土动力学、结构动力学、非线性振动理论、地震工程学、岩土及结构抗震工程学、计算力学及计算机技术等众多学科。

Mechanics and electrology both play dominant roles in the physics course in middle schools, but electrical concepts, more abstract than mechanical ones, are not only the difficulty of learning, but also the focus and difficulty of teaching.

物理概念是物理科学知识体系中最基本的部分，在中学物理课程中，力学和电学占据着主要地位，其中电学概念相对力学概念更抽象，是学生学习的难点，同时也是教师教学的重点和难点。

Objective: To get objective evidence of the optimal stress condition in broken ends of scaphoid loins fracture, to provide biomechanical basis for the clinical choice of the different fixation postures after scaphoid loins fracture and further to offer theoretical instructions for the treatment after scaphoid loins fracture, stress distribution and shift rules after three types of fracture in scaphoid loins (transverse fracture, radialis oblique fracture and ulnar side oblique fracture) were studied using electrometric method and three-dimensional (3-D) finite element analysis.

目的：运用电测法和三维有限元法，研究腕舟骨腰部三种类型骨折后腕关节在各种不同体位固定下骨折端的位移情况及其所受应力的分布和变化规律，从而得到骨折后良好折端应力条件的客观证据，为临床上腕舟骨腰部骨折后腕关节固定体位的选择提供生物力学依据，进而为腕舟骨腰部骨折后的临床固定治疗提供理论指导。方法：采用电测法和三维有限元实验方法进行生物力学测试。

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