应力

The result shows that the Coulomb failure stresses increased along the southwest and northeast segments of the Gonggacuo fault, the east and west segment of the Kengxiwar faults, the west segment of the Pulu fault, the west segment of the Lungmu Co—Bangdag Co, the Altyn Tagh fault and the western Kunlun thrust fault by 6.9×104 Pa, 4.4×103 Pa, 8.0×105 Pa, 2.8×103 Pa, 2.3×104 Pa, 5.7×103 Pa, 1.6×103 Pa and 1.1×103 Pa, respectively, decreased along the central segment of the Gonggacuo and Kengxiwar faults, the east segment of the Lungmu Co—Bangdag Co fault, the central segment of 〖JP2〗the Pulu fault, and the north segment of the Karakorum fault by 3.9×105 Pa, 5.8×105 Pa, 1.5×104 Pa,1.5×104 Pa and 1.1×103 Pa, respectively.

结果表明，库仑应力在贡嘎错断裂的西南段和东北段、康西瓦断裂东段和西段、普鲁断裂西段、龙木错-邦达错西段、阿尔金断裂和西昆仑山前逆冲断裂增加分别达6.9×104 Pa、4.4×103 Pa、8.0×105 Pa、2.8×103 Pa、2.3×104 Pa、5.7×103 Pa、1.6×103 Pa和1.1×103 Pa，而使得贡嘎错断裂中段、康西瓦断裂中段、龙木错-邦达错东段、普鲁断裂中段和喀喇昆仑北段断层上的库伦破裂应力减小分别达3.9×105 Pa、5.8×105 Pa、1.5×104 Pa、1.5×104 Pa和1.1×103 Pa。

Model a quarter of the ship section using ANSYS.Observe the Von mises stress of the structure,and history of that of identical element.

用ANSYS建立了典型舱段的四分之一模型，用LS-DYNA计算观察了结构的应力云图以及典型单元处的应力随时间的变化。

Based on the elasticity theory axial symmetry question quasi static, the back lining material stress characteristics were analyzed. Using photoelastic theory and thermal stress theory, the influence of temperature to the optical fiber phase constant was analyzed.

首先从弹性力学轴对称问题的准静态理论出发分析了背衬材料的应力特性，并用光弹理论及热应力理论分析了温度改变对光纤相位常数的影响，得出了温度影响干涉式光纤水听器光学相位输出的数学表达式。

In this paper , the membrane and protector stresses of the laminated membrane coupling , the modal of the laminated membrane coupling , the stress character of the rabbet have been studied by ansys based on the nonlinear finite element method . the work of this paper makes a theoretical basis for the using of the coupling . it has several parts to follow

本文运用非线性有限元分析方法，利用有限元分析软件ansys研究了某型叠片联轴器的叠片及护板的应力分布、叠片联轴器的模态以及叠片联轴器榫头的应力特征，为该型联轴器的使用提供了良好的理论基础。

The results show that, with the expansion cone angle remaining unchanged, the sizing length of expansion cone does not have much effect on the residual stress of casing after expansion, but it has much effect on the expansion force required by tube expansion. The expansion cone angle has no effect on the maximum residual stress of casing, but it has remarkable effect on expansion force. When the radial component force of expansion force is greater than the material's tensile strength, the damage to the material will arise.

研究结果表明，在膨胀锥锥角保持不变的情况下，膨胀锥定径长对膨胀后套管的残余应力没有太大影响，但对套管膨胀所需要的膨胀力有较大影响；膨胀锥锥角对套管最大残余应力没有影响，但对膨胀力的影响十分明显，当膨胀力的径向分力大于材料的抗拉强度时，材料将发生破坏。

The elements of optical waveguide strain-stress measurement and fiber bragg grating strain-stress measurement system based on wavelength division multiplexing and spatial division multiplexing are emphatically discussed; the displacement regularity of stress field induced by roadway group excavating and short wall mining process is analyzed in detail; the concept of roadway "equivalent radius","correcting coefficient of coal and rock mass mechanical parameters",and "mining affecting coefficient" is put forward; the calculation method of "equivalent radius", the method of inversion of "correcting coefficient of coal and rock mass mechanical parameters", and the "mining affecting coefficient" determination method with the field measurement results and so on are provided.

重点研究了光波导应力应变测量原理，以及基于波分复用和空分复用技术基础上的布拉格光纤光栅应力应变测量体系；详细分析了近距离巷道群开掘工作和短壁体系回采工作诱发的应力场的重新分布规律；提出了巷道"当量半径"、"煤岩体力学参数修正系数"、"采动影响系数"等概念；给出了"当量半径"的计算方法、"煤岩体力学参数修正系数"的反分析求算方法、以及通过现

On the basis of nonlinear FEA code ANSYS/LS-DYNA, rail rolling process of universal rolling unit were simulated by 3D large deformation thermal-mechanical coupled elastic-plastic FEM. And the deformation shape of the work piece, deformation parameters and cross dimensions for each pass were obtained and stress,stain distribution and metal flow in rolling process of typical passes were analyzed in detail. Analyzed typical pass stress and strain distribute, rolling stress and deforming in universal pass last groove in detail,discussed the effect regularity of residual stress distribution and size to safely using rail, detailed to expound universal pass to railhead tread circular arc process.

本文基于ANSYS/LS-DYNA非线性显式有限元软件，以60kg/m的重轨为研究对象，采用全三维弹塑性热力耦合的有限元方法研究了重轨在万能轧机组中的变形过程，得到了轧件在孔型中的延伸情况、各道次轧件的变形参数，分析了典型道次的应力、应变分布，并详细分析了全万能成品孔型中轧件受力和变形情况，讨论了残余应力的分布及大小对钢轨安全使用的影响规律，详细地阐述了全万能成品孔型对轨头踏面圆弧的加工过程。

Such a discontinuity or stress raiser causes a local increase of stress.

此类的不连续性或应力集中源会引起应力的局部增加。

Studyed the analytical model of buried pipeline and suspending pipeline, introduced a factor about the redistribution of deflection and moment of suspending pipeline, rasied a analytical model between deflection and moment, showed that the deflection

3分析管道裂纹形式和种类，探讨脆性断裂和延性断裂失效判据及其适用条件，对裂纹扩展进行应力-应变场分析，建立了适合本研究课题的应力-应变场模型。

Gscoh gs fsR, gscoh as the solid fraction when the formation of the continuous dendrite framework, fsR as the maximum solid fraction after recalescence,βs as the solidification shrinkage of the primary phase,μas the dynamic viscosity of the liquid, a as the length of L/S coexistence zone,λ2 as the secondary dendrite arm spacing, and tf as the total solidification time. High temperature recovery and recrystallization taking place in these fragments during further cooling results in the further grain size decrease.

本文通过对过冷DD3高温合金再辉过程中累积应力的计算，得到作用于初生枝晶的累积应力σs，可表示为：式中，gl是液相体积分数，gs是固相体积分数，gscoh是连续枝晶网络形成点对应的固相分数，fsR是再辉结束后固相分数，βs是快速凝固中液固收缩率，μ为液态合金的动力学粘度，a是再辉中液固共存区长度，λ2是枝晶二次间距，tf是总凝固时间，即再辉时间。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷