应变

The capacity of accommodating elastic strain energy for a solid material has an upper limit N〓 and low limit N〓.

变形固体存储弹性应变能的能力有一个上限值N〓和下限值N〓。

During this process,the work done by external load is consumed in two prime manners,i.e.,elastic strain energy and fracture surface energy.

在这个断裂过程中，外力功主要以弹性应变能和断裂表面能两种方式所消耗。

Because of this,in the present paper,the emphasis of the work is put on the whole fracture process. Then,two kinds of energy consumption of external force work,namely,elastic strain energy and fracture surface energy at any picked crack propagation are determined using the data obtained from wedge-splitting experiments.

鉴于此，本文使用试验的楔入劈拉试件结果，研究了裂缝扩展的整个过程中弹性应变能和断裂表面能的变化规律，从而进一步深入地理解了混凝土的断裂行为。

Based on the relationship between the material elastic constants and the strain energy, the three-dimension SOEC and TOEC tensor expressions are obtained by using tensors derivation principle.

因为材料的弹性常数同其应变能相联系，所以利用张量的求导法则，给出了三维情况下SOEC和TOEC的张量表达式。

The new method is based on the relations between the elastic strain energy and distortion. By using thin-wall hypothesis and assumption of elastic strain energy distribution, it is practical to predict distortions of huge welding fabrication through integrating this method with finite element analysis.

该相似方法通过薄壁件条件简化了弹性应变能和变形间的关系，通过"虚拟模型件"将模型和实际构件的变形联系起来，使通过模型研究实际构件的焊接残余变形成为可行，从而为大型结构焊接变形的数值模拟结果提供了科学、现实的验证方法。

For providing reliable guides to optimize welding processing technology, it is an effective way to utilize segmented moving heat source model and similitude method based on elastic strain energy synthetically.

通过以上提出的分段移动热源模型、基于弹性应变能的相似方法和可靠测量系统，可以对实际工程问题进行系统、全面地研究，从而对工艺设计提出重要指导。

Dielectric elastomer can yield extremely large strain and elastic energy density in DC electric field, which makes it to be used as basic material of actuators for subminiature machine, even as ideal material of artificial muscle for subminiature robot in future.

电场活化聚合物在直流电场作用下会产生极大的应变和弹性能，这就使得这类材料可以用于作为微型机械中电致动器的基础材料，甚至被视为将来在机器人、特别是微型机器人中制造人造肌肉的理想材料。

The interactions of the Indian, the Philippine Sea and the Pacific plates with the Eurasian plate are long-term acting force of accumulating elastic strain energy and generating Wenchuan great earthquake.

印度、太平洋和菲律宾海板块与欧洲板块的相互作用是龙门山断裂带积累弹性应变能和孕育汶川地震的长期作用力。

The boundary of the crack domain is constructed with the standard Koch fractal curve and the elastic strain energy of the plate is given out by using the perimeter-area relation of the fractal crack domain.

以标准Koch分形曲线构造裂纹的边界，并由分形区域周长与面积的关系推导出平板的弹性应变能。

Interesting works include three parts,(1) deriving an elastic strain energy equation to discuss constitutive relations of various elastic symmetry systems, and to check out some errors in previous papers.(2) deriving effective elastic constants of EDA-PTL medium;(3) deriving and numerically studying the elastic wave rays angle dispersion phenomenon.

除了引用前人给出的公式外，本论文有特色的工作是：推导了一个应变能公式，给出了各种对称体系下的弹性本构形式，对前人给出的结果作了验证，指出存在的个别错误；对EDA构成的薄层介质各向异性弹性常数作了推导，给出了解析表达；对几种类型的各向异性体系的角散式进行了推导并作了数值计算。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐