应力

In order to get the stress analytic solution, the stress equations are deduced with conformal mapping method and residue theorem, the defaults of equations in the reference are corrected. This method overthrows the obstacle in the engineering stress calculation for the flat receptacle with conformal mapping.

为了建立有实际意义的扁挤压筒应力解析解，本文结合单连体复变函数保角映射法和留数定理推导出受内压力作用的扁挤压筒的应力求解公式，更正了国外文献中相应公式的错误，开发了受内压扁挤压筒的应力计算程序，实现了应力计算的程序化。

Results Normal femoral stresses werelarger than osteoporosis ones.Interface micromotion became larger when bone mineraldensityof the femur was low.

结果 正常骨的股骨应力比疏松骨的股骨应力大，非骨水泥有肩托假体能增加股骨矩处压应力，但同时大粗隆处应力减少。

Reducing bond temperature and diminishing bond time are in favor of the mollification of interface stresses.

分析表明，对接头有害的较大的残余应力区域分布在膨胀系数较小母材靠近焊缝附近的地带，而残余应力的最大值出现在其界面脆性相及焊缝附近靠近接头边缘的微小区域，降低连接温度、减少连接时间有利于减小接头残余应力，优化接头的界面应力状态。

In this paper, a dynamic photoelastic method is applied to investigating the stress wave propagation of projectile ogive under impact load, the dynamic stress state is analyzed, and the dynamic stress values are obtained by applying stress optics law.

用动光弹实验方法研究了冲击荷载作用下穿甲弹风帽模型的应力波的传播过程，对其受冲击后的动应力状态进行了分析，用应力光学定律得到了模型内的动应力值。

The four single errors exist in joint B in crank.rocker mechanism. The result indicates that the theory analysis is correct. In order to analyze the distribution of contact stress in joints, the ANSYS finite element tool is used. The situation of four single errors in joint B is analyzed. The distribution of contact stress is actually reflected. The microcosmic stress analysis is referred.

为了分析铰链在存在形位误差的情形下铰链中接触应力的分布情况，利用ANSYS有限元分析工具，通过对B铰链存在的四种可能出现的形位误差造成在装配过程中产生的接触应力的分析，真实的反映了铰链接触应力的分布情况，从而由宏观的力分析进入微观的应力分析，这也是前人没有涉及过的。

Phot oelastic experiment is an effective method which may directly observe and measur e the stress state in the body under the action of outside force in the laborato ry condition, so that it is a fact to gain quantitatively the orientation of max imum principal stress, the trajectories of principal stresses and the magnitude map of the stresses.

光弹物理模拟实验是在实验室条件下直接观察和测量在外力作用下物体内部应力状态和特征的有效手段，能够得到定量化的最大主应力方向、主应力轨迹线和应力级值分布图。

This paper studied the plotting of the hazard zone of Wulong mine's rockburst. This paper used ANSYS program to set up model then put up stress analysis. Taking the 311 working face of Wulong coal mine as an example, the contours of vertical stresses in the roof and floor are obtained corresponding to the mining distances of 100 m ,200 m ,300 m and 400 m respectively.It is indicated that the magnitude of vertical stress is the important influencing factor of rockburst.

用ANSYS建立模型进行应力分析，通过模拟开采3311，3l1，213工作面得到了推采距离为100、200、300及400 m 时的顶底板y向应力等值线图，指出顶板y 向应力大小是判断冲击地压是否发生的重要因素，当开采l00 m 和400 m 时工作面迎头位置产生高应力集中区，极易发生冲击地压事故。

The test results verify the feasibility and reliability of the measurement method,and indicate a positive voltage dependence of stress variation in the rubber stress cone of a high voltage cable terminal.

研究表明，该实验方案是可行的，数据采集是可靠的；在运行状态下，橡胶应力锥应力的变化和电压有关，电压越高应力锥应力变化越大。

How to easily and reasonably determine the value of principal stress in the direction of plane strain is the key point.

基于弹塑性理论及土的试验规律，在平面应变的简单加载条件下，假定主应力之间的关系为双线性函数，并利用一维固结和破坏时的主应力状态，确定双线性函数的系数，得到平面应变方向上主应力计算公式的一个较合理形式，为应力状态和材料性质的函数。

The principal stress in the plane strain direction, which can be determined under the rigidity-plasticity assumption using static earth pressure coefficient , is the intermediate principal stress under the limit equilibrium condition. The relationship between major and minor principal stresses is obtained based on the strength criterion.

平面应变方向上的主应力在极限平衡条件下为中主应力，在刚塑性假定的基础上通过静止土压力系数确定，结合强度准则得到大主应力与小主应力之间的关系，进而求得土压力系数。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。