静力学

This paper also describes microscopic mechanical behavior of foam metal materials phenomenologically by means of combination of experiments and numerical simulation, simulates dynamic and static response of foam aluminum structures by means of FEM, and simulates large deformation elastic-plastic behavior of foam aluminum structure under static and dynamic loads with accuracy.

本文还利用实验和数值模拟相结合的方法，以唯象的本构模型描述了泡沫金属材料的宏观力学行为，采用有限元方法模拟了泡沫铝结构的静、动态响应，较准确的模拟了泡沫铝结构在静态、动态载荷作用下的大变形弹塑性行为。

It is shown that adiabatic shearing fracture is main reason of resulting in the plugging occurrence. The residual adiabatic shear bands in the destroying process, which distribute reticulately from the surface of penetrated hole to internal area, is very wide. It is easy to result in falling of fragments....

冲塞的发生以绝热剪切破坏为主，靶板中残留的剪切带比较宽大，由弹孔表面向靶板内延伸，呈网状分布，易造成碎块的脱落，另外，绝热剪切带的形成与塑性力学静载下滑移线的形成密切相关，其走向与滑移线的方向基本一致

Methods Two-2D finite-element models were built based on the electron microscopic images of the organ of Corti from the guinea pig with two models of coupled and non-coupled between the tectorial membrane and stereocilia.

以豚鼠耳蜗底回Corti器的电镜图像为原型，建立盖膜与内毛细胞最长静纤毛接触和不接触的两种二维计算模型各一个，并作力学分析比较。

And the design method for U-steel yieldable support and combined structure of steel and concrete is discussed.

论文首先介绍了地下工程支护结构理论的发展及其研究现状；结合五轮山煤矿施工现场，论文采用超静定结构力学计算方法、有限元的分析方法，主要对浅埋强风化段支护结构进行了力学分析；在总结现有文献研究成果的基础上，分析了型钢与混凝土的粘结机理，介绍了U型钢可缩性支架缩动前后的内力计算方法，讨论了考虑U型钢可缩性支架稳定性的承载能力问题，阐述了U型钢可缩性支架参数选择的原理。

The results of numerical simulation indicate that the sand liquefaction is reflected by the accumulation of excess pore water pressure and progressive decrease in mean effective principal stress in macroscopic response; and on the other hand, corresponds to the cumulative loss of co-ordination number and continuous reduction of contact forces in microscopic fabric.

数值模拟研究结果表明，砂土液化现象在宏观力学表现上反映为超静孔隙水压力的累积上升和平均有效主应力的不断减小，在细观组构上对应于配位数的累积损失和粒间接触力的不断减小。

The study on the stress-strain relationship of coarse-grained soils become important, especially the characteristics of deformation and strength in the static and dynamic load process.

为了适应土工建筑物应力和变形分析的需要，粗粒土的应力～应变关系成为岩土力学研究的重点内容之一，特别是复杂应力状态下的静、动力变形强度特性已成为学术界和工程界十分关心的一个重要课题。

BISE provides the clients with top-ranking professional research and test ability in structure strength of static, dynamic and thermal, structural dynamics, reliability engineering, mechanical environment, natural environment, and other special environment.

研究所在结构静动热强度、结构动力学、可靠性工程、力学环境、自然环境和特种环境等专业领域具有国内领先、国际一流的专业研究与试验检测能力。

Directed against the problem on confirming vertical bearing capacity of large diameter cast-in-place pile in the west of coteau area of Yunnan province, the paper, analyses the influence degree of the variety of soil physics and mechanics property in area geology condition on bearing capacity of pile foundation, through 5 piles' loading test; the influence degree of construction technics on bearing capacity of pile foundation under the influence of every exterior factors; the influence degree of grouting injection around the pile shaft on bearing capacity of pile foundation.

本文针对滇西山区大直径灌注桩竖向承载力确定存在的问题，进行了5根试桩的静载荷试验，分析了区域地质条件下土的物理、力学性质的变化对桥梁桩基承载力的影响程度；地下水对桩承载力的影响程度；各种外部因素影响下，桩的施工工艺对桩承载力的影响程度；通过在桩体周围土中注浆对桩承载力的影响程度。

Although the reinforcement technology has been applied widely in highway construction, there are many challenges in the field which puzzle highway engineer for a long time in China. Mechanical behavior and design method of reinforced subgrades in highways have been studied thoroughly based on

针对加筋土路基的关键问题，通过现场调查、理论分析、室内试验、数值模拟和现场测试，对加筋土路基的主要工程问题、静力荷载和行车荷载作用下加筋土路基的力学行为、加筋土路基的设计计算理论、方法和参数以及加筋土路基施工技术进行了深入系统的研究。

Thirdly, geometry and mechanics equation on arbitrary point of the mooring line is deduced based on the catenary's theory . By using B-Spline functions the relationship curve between excursion and mooring force can be obtained, so the mooring force on buoy during the motion is known.

另外，本文应用数学物理的悬链基本方程，推导出平衡悬链上的任意点的几何、力学计算方程，给出了链型静力平衡判别式，还建立了锚链松弛和张紧状态下锚链顶端位移与水平力及垂向力之间关系的分析程序，通过B样条函数方法拟合不出同吃水情况下物体的水平漂移量与锚链拉力之间的关系曲线，从而在时域计算中可以得到锚链力的大小。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了