Compared with the ground surface before AJF, friction coefficient and abraded quantity of the surface after AJF are obviously reduced with surface hardness increases gradually-the fact is in conformity with the change in residual stress.
光整加工后表面摩擦系数和磨损量与磨削加工表面相比明显降低，表面硬度随加工时间的延长逐渐提高，这与工件表面残余应力的变化一致。
Based on the condition controlling soil water potential in the green house, the experiments were carried out within-photosythesis and water use efficiency of Casuarina species under the circumstance of wa- ter stress, by testing the indicators of chlorophyl content, chlorophyl A fluorescence, net photosynthesis rate and transpiration coefficient.
在温室条件下控制不同土壤水势梯度，从叶绿素含量、叶绿素 a 荧光、光合速率和蒸腾系数等方面，探讨水分胁迫下木麻黄苗木的光合作用和水分利用效率的变化。
Considering seep, on foundation of stress coupling theory, use water to spend dam of force of overweighted law counterpoise and its ground system again the condition getting power in running a course actually undertakes numeric imitate, provide realer enumerated data for choppy criterion thereby, right overweighted coefficient and traditional convergent criterion criterion do comparative analysis.
在考虑渗流—应力耦合理论基础上，采用水重度超载法对重力坝及其地基系统在实际运行过程中的受力状态进行数值模拟，从而为突变判据提供较实际的计算数据，并对超载系数和传统的收敛准则判据做对比分析。
It indicate that the microstructure of loess has great influence not only to the seismic subsidence coefficient, but also to the critical dynamic stress.
结果表明黄土的显微结构对震陷系数有较大影响，并与震陷的临界动应力关系密切。
Research showed that, crack emerge and stress will up to resist-pull limit when moisture gradsinside about 6～7.5%/mm during absorption of rice kernel. In order to offer reference data to ricestoring, moisture content bound of storing safety was found under different surrounding relativehumidity. Combined the experiment research results of mechanical physical property arid moisturetransfer property, humid stress crack emerging mechanism were discussed under normaltemperature, humidity field, and stress field analyzed theoretically and triangle unit analyzed byfinite element. Ellipsoid finite element entity model set up by use of constants such as elasticmodulus, possion ratio, humid linear expansion coefficient, moisture diffusion coefficient acquiredrice physical parameters in humid stress field.
将稻米机械物理特性与水分传递特性试验研究结果相结合，探讨常温下稻米籽粒湿应力裂纹产生的机理，分别作了稻米籽粒内湿度场的理论分析及三角形单元的有限元分析，采用试验所获得的弹性模量、泊松比、湿线膨胀系数、水分扩散系数等稻米籽粒材料湿应力场的物理参数为实常数、并建立椭球形稻米籽粒有限元实体模型、以环境湿度及稻米初始含水率为边界条件、初始条件，采用ANSYS大型通用有限元分析软件，进行了稻米籽粒湿度场的有限元数值模拟分析，并将湿度场的有限元模拟结果作为湿度载荷施加到有限元椭球模型上，进行稻米籽粒的湿应力场的有限元模拟，获得了与稻米应力裂纹动态产生观察位置相近的结果，给出了稻米籽粒在吸湿时籽粒内部的湿应力—应变场的分布情况。
In is it load function to lean towards, bridge panel horizontal stress distribute even coefficient along bridge relatively heavy change having vertical, especially in step sectional sudden change office seem more obvious, should be paid attention to in the design.
在偏荷载作用下，桥面板横向应力分布不均匀系数沿桥纵向的变化比较大，尤其在边跨截面突变处显得更为明显，在设计时应予以重视。
Loading cases had been calculated by finite element method. The stress and deformation at different crankthrow rotation angle and different loading case were analyzed and the stress-deformation coefficient table had been set up. The 8-cylinder in line crankshaft straightening initial stroke algorithm had been proposed according to the shoulder shaft straightening stroke algorithm.
以8缸直列式往复发动机曲轴校直为例，应用有限元法计算了曲轴校直中3种加载工况，以及不同工况下曲拐在不同旋转角度对应的应力和变形，并建立了应力变形系数表，结合台阶轴校直行程算法，提出了8缸直列式钢质曲轴初始校直行程计算方法。
According to the experimental data obtained in our country, we have determined each parameter in the formulas on the basis of optimization, then infers the practical tables of stress relaxation coefficient of massive concrete with the help of elastic creep theory.
分析了影响混凝土徐变的诸因素，提出估算大体积混凝土徐变度的数学模型；根据国内徐变试验资料，用优化方法确定了公式参数。在此基础上按弹性徐变理论推求出混凝土的应力松弛系数，编制成便于实用的计算表格。算例表明，本文提出的估算方法，在总体上均优于其他公式，可满足工程设计的实用要求
Based on ANSYS, this paper studies stress concentration on single notch of eight kinds of high strength bolts used in grid structure, obtaining their stress concentration coefficients, discussing the effect of ascending angle, bottom radius of screw thread and bolt-ball on stress concentration, introducing their effect coefficients of a1, a2, a3, putting forward the formulae of stress concentration coefficient.
本文以ANSYS有限元软件为研究手段，针对网架螺栓球节点的8种螺栓规格进行单缺口应力集中分析，定量求得相应的应力集中系数K_t；论述了螺纹升角φ、螺纹牙根圆角半径R及球栓直径比D/d对K_t的影响，并引入相应的影响系数α_1、α_2及α_3，最终提出了应力集中系数K的计算公式。
At the elastic buckling stress stage, an amplified coefficient is introduced to evaluate the anchor effect of the surrounding frame.
在弹性屈曲阶段，引入了弹性嵌固系数以考虑框架约束的影响。
Based on the analysis on dissolving mechanism of rock salt without stress, a quantitative relation of the dissolving quality with the solution concentration and dissolving time is proposed. Then, a dissolving model of rock salt without stress is established and the diffusion coefficient is analyzed under the condition without stress.
通过对岩盐溶蚀机理的分析，以及无应力作用下岩盐溶蚀特性的试验研究，获得了岩盐溶蚀质量与溶液浓度和溶解时间的定量关系；建立了无应力作用下的岩盐溶蚀模型，分析了岩盐的扩散系数。
Basing on the APDL of ANSYS, this article made the Numerical-simulation with program, studied the working stress distribution and the influenced factor of stress concentration of Cruciform joint, obtained a series of stress concentration coefficient sample.
利用ANSYS有限元软件的参数化设计语言编程进行数值模拟计算，研究了十字接头工作应力分布及应力集中系数的影响因素，得出一系列应力集中系数样本。
The results show that the performance of running bearings is affected by some factors, such as material, ball diameter, loads, rotating speed and groove curvature radius coefficient on the condition that the admissible stress is satisfied.
在上述内容基础上，研究了高速超高速陶瓷球轴承的材料、球径、载荷、转速以及沟曲率半径系数等参数对轴承运转性能的影响，并且考虑了满足许用应力要求时的情况。
On the basis of Prandtls mixing length and the momentum transfer theory, the Reynolds stress and time averaged velocity gradient are combined. Utilizing the field measured data obtained under the conditions of different discharges, vertical fluctuating velocities and the distribution of suspended sediment concentration along vertical lines at the Huanglingmiao hydrologic observation cross section on Yangtze River, the momentum transfer coefficient and small scale turbulent diffusion coefficient are calculated and their relationships analyzed.
在普朗特掺长假定和动量传递理论的基础上，将雷诺应力与时均流速梯度联系起来，并利用长江干流黄陵庙水文观测断面不同流量级、不同垂线脉动流速以及悬移质含沙量沿垂线分布的观测资料，计算与分析了水流的动量传递系数与小尺度紊动扩散系数的大小及其两者的关系，结果可为平面二维工程紊流计算问题提供参考依据。
The latin hypercube method was used to select sample points of the radial diameter ratio and interference coefficient which were analyzed by numerical simulation. The kriging model of effective stress and structure parameters of combined die was established.
采用拉丁超立方方法，对组合凹模的径向直径比和过盈系数进行抽样，结合数值模拟试验，建立等效应力与组合凹模结构参数的Kriging模型。
Based on the analysis of leaf springbending feature under stress, with the combination of two arcs with different sign of 2-order differential coefficient, leaf spring 3-d geometric model for limit positioninterference analysis is established based on Unigraphics and its development toolkit.
根据对钢板弹簧在受力变形下基本几何参数之间关系的分析，通过将弯曲方向相反的两段圆弧组合在一起，结合UG二次开发，建立了钢板弹簧三维参数化几何模型，解决了钢板弹簧弯曲变形中的正反向弯曲问题。
The elasticity modulus, Poissons ratio, cohesion, inner friction angle and linear dilatation coefficient of rock were obtained from those tests, which offered the material data for the theoretical analysis and FEM on the mechanism of casing failure of oil-deformation; 2 The varieties of casing collapse strength under the conditions of perforated ornon-uniform load were theoretically analyzed; 3 The calculated results by theoretical analysis were compared with those by FEM; 4 The casing failure caused by structure in-situ stress field of Yuejing II oil field wasanalyzed with FEM.
2理论分析射孔套管抗挤强度变化及非均匀载荷作用下套管抗挤强度变化； 3用有限元方法对理论分析结果进行比较分析； 4用有限元法分析青海东高点跃进二号油田构造应力场对套管损坏分布的影响。
Data regarding the agreed bridge are fully calculated and analyzed: live load is determined with reference to traverse coefficient; beam force of upper structure is figured out and prestressed steel bar is confirmed. Checking calculations are proceeded for beam strength and stress; analysis and checking calculations are made of Traverse beam and surface plate.
将所推荐桥梁进行了全面的计算分析，利用横向分布系数确定活载分布，求得上部结构主梁的内力，从而确定主梁配筋，然后进行主梁强度和应力验算，并分析验算了横梁和桥面板。
In this paper, with the ANSYS, the stress of the engine connection rod is analyzed by using 3D finite element method, and the position of the maximum stress and the safe coefficient of fatigue are calculated.
用有限元软件ANSYS对某军用发动机连杆进行了三维有限元分析，确定了连杆的最大应力部位和疲劳安全系数，为此发动机连杆的可靠性设计提供了依据。
Based on the result of different density under undrained condition, analysis the character of stress-strain, pore-water pressure and stress path, research the critical-state, strength of steady-state, pore-water coefficient and static liquescence of saturated loose sample, found the differentia of different density under different confining pressure.
在不同密实度土样CU试验结果基础上，分析了土样的应力-应变、孔隙水压力以及应力路径特征；对蒋家沟砾石土的临界状态、稳态强度、孔隙水压力系数以及松散土样的静态液化势进行了分析，得出了不同密实度土样在不同围压下的力学性状的差异。