张应力

In this paper, a "two-molecule" model of ellipsoidal drop was established.And then the ellipsoid situation was transformed into sphere situation by coordinate transformation.By utilizing bipolar coordinates and Maxwell stress tensor, the expression of electrostatic radial and tangential forces between two drops was deduced.

通过建立水滴的"二分子"椭球模型，利用坐标变换把椭球问题转换成圆球问题，并运用双球面坐标和Maxwell应力张量理论，推导出两椭球水滴间的径向和切向电场力的表达式。

In this paper, bond and anchorage stress conditions between concrete and high-strength smooth wire for pre-tensioned concrete members are discussed.

本文讨论和分析了在先张预应力混凝土构件中混凝土和光面高强钢丝之间的握裹和锚固应力的情况。

By applying contour integral method and high-order displacement functionsof MM,we obtain the accurate stress intensity factors of mixed-mode crack.Then,the open crack propagation of the mixed mode I and II is simulated by means oftheories of linear elastic fracture mechanics.This provides a simple and effectivenumerical way for crack evolvement studying.

接着，文中采用围线积分法和流形方法的高阶位移函数来计算得到比较准确的混合型裂纹尖端的应力强度因子，然后基于线弹性断裂力学的裂纹扩展准则，用流形方法实现了平面I-II混合型张裂纹扩展的数值模拟，为数值方法研究裂纹的演化行为提供了一条简单而有效的途径。

A second-order symmetric fabric tensor is introduced to the model, such as the stiffness of the contact planes, the hardening parameter, the dilatant/ contractant coefficient are made dependent of the orientation of the contact plane in order to capture the inherent and stress induced anisotropic behavior of clay.

在上述考虑微结构的饱和软粘土的弹塑性本构模型的基础上将考虑组构的各向异性的二阶组构张量引入接触面上的刚度、硬化参数、剪胀系数等参数中，由此反映材料引起的各向异性和应力引起的各向异性。

In the general case, we must remain satisfied with a partial " covariant conservation" of the stress-energy tensor.

一般情况下，对於应力─能量张量只是部分的"协变守恒"，我们必须感到心满意足。

Reynolds stresses can be expressed into two forms: one is the generally used second order symmetric tensor, the other is, as described in this paper, the tensorial function of its principal axes directions and turbulent kinetic energy distribution coefficients .

雷诺应力可以有两种表达形式：一种是表达成二阶对称张量，另一种如本文所述，表示为主轴方向及湍动能分配系数的张量函数。

It is one of the methods to form Tensegrity structures by using self equilibrated stress unit structures.

利用应力自平衡的单元结构拼接成张拉整体结构，是构成张拉整体结构的一种方法。

In my study, a three-dimensional finite element model of human cranial-maxillary complex osteodistraction was established. The stress distribution and displacement under different loads were evaluated. The experiment results were feasible and effective to the stress analysis in the process of orthodontic and orthognathic treatment.

本实验通过建立颅上颌复合体三维有限元模型，分析上颌骨LeFort Ⅰ型截骨后牵张成骨的生物力学特性，明确在不同牵引方向时上颌骨复合体各部位的应力分布特点及位移趋势，为临床改良和优化颅面部牵张成骨的治疗方案提供一定的参考依据。

The variation of the box girder's stress and strain is discussed according to the results of the different tensioning sequence. And according to the comparison of the simulation results, a reasonable tensioning sequence is given. It will provide reference for the design and construction of similar projects.

从中探讨了在不同张拉次序下箱梁的应力、变形的变化规律，并通过对仿真计算结果进行分析比较，给出了预应力筋的合理张拉次序，可为同类工程的设计与施工提供参考。

The essentials of design for pier plate prestressed stretching bed and treatment on expansion joint structure are emphasized. Based on the comparison and calculation to this structure in non - linear finite element method with Duncan - Chang model, and through site test, it is proved to be rational in design, simple in structure and convenient in construction.

着重讨论墩板式预应力张拉台座强度和温度应力计算的设计要点及伸缩缝的构造处理，并采用 Duncan－ Chang模型对该结构进行了非线性有限元的对比计算，同时配予现场试验观测印证，说明墩板式张拉台座设计合理、结构简单、施工方便。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。