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- Based on the elastic-plastic plane strain theory, we set up FEM model including the influence of the constitution stress to simulate the mining process, and use the results of simulat. 在考虑水平最大构造主应力作用的基础上,建立了平面应变弹塑性有限元模型,用于模拟研究金川二矿区一号矿体在采矿过程中地表附近岩体应力状态的变化过程。
- By plasticity increment theory,the stress strain numerical calculate methods of bellows bulge forming, solvers theory calculating problems of bellows bulge forming technology are put forward. 采用塑性增量理论,建立了波纹管液压胀形的应力、应变数值计算方法,解决了波纹管液压胀形工艺的理论计算问题。
- If the small-ring cycloalkanes are under considerable strain as predicted by the Baeyer strain theory. 如果象拜耳张力学所估计的那样,小环的环烷烃具有相当大的张力。
- But for the displacement field with the rigid rotating motions, the Cauchy strain theory is not suitable. 但是 ,对于具有刚性旋转的位移场来说 ,Cauchy应变理论并不适用。
- Agnew, R.(1992).Foundation for a general strain theory of crime. Criminology,30,47-87. 郝海洋(译)。数字化犯罪。中国沈阳:辽宁教育出版社。
- A mathematical model for stretch/shrink flanging is developed based on the total strain theory and membrane assumption. 基于全量塑性理论及膜应变假设,导出了拉伸/收缩翻边数学模型。
- Meanwhile, the whisker orientation affects the shapes of the stress strain curves of the composites. 同时晶须取向也影响复合材料的热压缩应力-应变曲线的形状。
- They are different from small strain theory (Cauchy strain) and large strain theor ... 反过来,大位移可能是由小应变累积起来的。
- An important aspect of the stress strain data in Fig. 78 is the linearity of the log-log plots. 图78中应力-应变数据的一个重要情况是在双对数座标上图线的直线性。
- The formulate of stress、strain and BEF have been deduced and all these have been testified by experiment. 通过实验,证明了这些公式的正确。
- The results show that the method can be applied to strength behaviors and stress strain characteristics of plastic foamed beads light soil. 结果表明:该方法可以比较合理地对塑料发泡颗粒轻质土的应力-应变特征及强度特性进行评价;
- The consolidation settlement of the dredger fill under deadweight in Lingangxincheng area of Shanghai is studied using large strain theory and a centrifuge model test. 基于大变形理论和离心模型试验对上海临港新城地区冲填土自重固结沉降进行分析研究。
- The analytic formula of the feeding zone thickness distribution in hydroforming of variational cross-section tube is derived by using the total strain theory. 摘要通过力学分析和全量本构方程,推导出了变径管内高压成形送料区壁厚增厚的解析公式。
- The earthquake spectrums analysis indicated that the failures of building structural steels at seismic areas are created of high stress strain and low cycle fatigue. 地震波谱分析表明,地震区建筑结构用钢受震时的主要失效形式是高应力低周疲劳损伤和断裂。
- This thesis mainly researches whole performance of high-rise building disposed SRC column and partial stress、strain of SRC column,it belongs to the field of RC. 本文主要研究配置型钢混凝土柱的高层结构的整体工作性能和型钢混凝土柱的局部应力应变情况,属钢筋混凝土课题。
- Based on the mechanics peculiarity of preflexed beam, a whole process analytical method of time dependent factors include concrete creep, shrinkage and steel relaxation based on strain theory is proposed in this paper. 本文根据预弯组合梁的受力特点,建立了以应变理论为基础的综合考虑混凝土收缩、变以及钢梁的松弛等时效因素的全过程时效分析方法。
- Stress can be the undoing of so many fine players. 紧张可能是这许多优秀选手失败的原因。
- He not only belongs to the English School, but his IR theory also constitutes an important part of the main strain theories of the US IR. 他属于英国学派,但也是美国主流国际关系理论体系中的一部分。
- Based on the perspectives of Social Control Theory, General Strain Theory and Social Learning Theory, this quantitative study explored the effects of family, school, and peers on the deviant behavior of deaf junior high school students. 摘要本研究主要依据社会控制理论、般化紧张理论以及社会学习理论之观点为基础,探讨家庭、校及同侪因素与国中听觉障碍学生偏差行为之关联性。
- With the total strain theory and membrane assumption and taking the normal anisotropy of sheet metal into consideration,initial blank size can be directly calculated from desired flanging height. 在该算法中,采用了全量塑性理论及膜应变假定,并考虑了板材的厚向各向异性,可以直接从所需的翻边高度计算出初始坯料的尺寸。