力学的

Today, his formula for entropy S is famous: S = klnΩ K is the Boltzmann constant andΩ is the number of possible microscopic states which give the same thermodynamical state that a system may be in.

在论文中，他利用原子运动轨道闭合的假设，将熵的表示与力学的最小作用原理直接联系起来，试图从纯力学的角度证明热力学第二定律。

The sustem laid a solid foundation for the development of other disci...

文章从历史的角度叙述了力学和它的发展，为我们纵观力学的发展提供了一定的参考。

In soil mechanics theory, the soils are regarded as continua as a rule after the substance morphology is fallen into gaseity, liquid and solid. Now the continuum theory is used in most of numerical methods.

尽管连续介质的假设与实际情况不相符合，目前大多的数值计算方法都是用连续介质力学的思路去分析和研究土的力学性状。

The classical Eshelby formalism (Eshelby,1957), which does not include the interface stress, is landmark work in mechanics of the 20th century, and it is regarded as one of the cornerstones of micromechanics.

经典的Eshelby体系(Eshelby formalism， 1957)是20世纪固体力学领域一项奠基性的工作，被认为是如今蓬勃发展的细观力学的基石之一。

Under the small deformation assumption and by the principle of minimum potential energy, the system function was established.

提出一种基于分子力学的分子结构力学方法，该方法用分子力学中的力场势能函数表述系统的势能，从能量原理出发，在小变形假设的基础上建立系统方程。

It is well known that elastic deformations are characterized by complete recovery to the undeformed configuration upon removal of the applied loads.

塑性力学是固体力学的重要分支之一，着重于论述与非弹性不可逆变形相关的基本概念和原理，在结构非线性变形分析，压力加工等工程技术中有着广泛的应用。

The oscillation frequencies of the model driven by Casimir and electrostatic forces are evaluated, respectively, by continuum mechanics.

提出了一种双层同轴圆柱管振动的力学模型，并用连续介质力学的方法分析了该模型分别在Casimir力和静电力驱动下的振动特性。

Coussy's poroplastic theory is used for the extension of this model to describe poromechanical coupling of chalk. According to the general framework of poro-elasto-plastic modelling, the concepts of the effective stress tensors, especially the concept of plastic effective stress tensor, are discussed.

基于这一认识，将Coussy孔隙塑性理论扩展用于研究饱和白垩岩的孔隙塑性力学特性，根据孔隙弹塑性力学的一般框架，讨论在弹塑性域上有效应力尤其是塑性有效应力概念的有效性。

The difference of micropolar elasticity from classical continuum is that the former incorporates micro-rotation in its deformation formulation and couple stresses in its stresses.

本文综述了碳纳米管国内外研究现状及进展，然后在总结前人研究成果的基础上，应用适合于研究微观力学的微极性弹性理论和非局部弹性理论对碳纳米管的静力学、屈曲以及动力学性能进行了研究。

The separation of the dynamic principal stresses in the model is completed by solving the dynamic Poisson's equation with the transient dynamic isochromatics and isoclinics of the model combined ...

并采用落锤冲击－维模型求出了光弹性材料的动态力学特性。文章系统总结了动态光弹性方法，并将该方法引入生物力学的研究领域，研究结果在医学、军事、体育等方面均具有实际的意义。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。