| 1. | Multi - axial stress
多轴向应力 |
| 2. | Finite element eigenvalue analysis for dynamic buckling of cylindrical shells under axial elastic compression wave
轴向应力波作用下圆柱壳弹性轴对称动力失稳有限元特征值分析 |
| 3. | The variation of axial stress , deformation and coefficient of lateral pressure is expounded in this paper
分别研究了侧压力变化阶段和稳定阶段轴向应力、静止侧压力系数以及变形的变化规律。 |
| 4. | Acquires radial stress attenuating formula of the spherical charge and cylindrical charge in completely elastic medium and the radial and axis stress attenuating formula of linear charge in the rock
获得了完全弹性介质条件下，球药包和条形药包径向应力衰减方程和矿岩介质条件下条形药包径向和端部轴向应力衰减方程。 |
| 5. | To begin with , simulated results of fiber axial stress , interfacial shear stress and variation of axial stress along a sfrc cross section are compared with their analytical solutions by means of a shear - lag method , on the assumption of perfect bonding
在与本部分有关的研究工作中，首先将纤维和基体完全粘结假设下的解析解和有限元解进行两个方面的比较：纤维的轴向应力，界面的剪切应力。 |
| 6. | By the use of dynamic buckling supplementary restraint conditions at the compression wave front of cylindrical shells at the instant when the buckling occurs , the critical load and dynamic buckling modes of shells were calculated from the solutions of finite element characteristic equations
计算结果揭示了圆柱壳弹性轴对称动力屈曲变形发展的机理，以及轴向应力波和屈曲变形的相互作用规律。 |
| 7. | Some results are as follows under the action of vertical load , piles and soils are able to support upper loads , this improving the bear capacity of composite foundation a lot ; changing the character of the pile during transferring the vertical stress , reducing compressive stress under foundation
在垂直荷载作用下，桩、土都可以承担上部荷载作用，进而能大幅度提高复合地基承载力，改变了桩传递轴向应力的特征，减小了基础底面的压力等。 |
| 8. | 3 . seismic response analysis is done by using time history analysis method in aluminum alloy double - layer cable dome and the displacement and the axis stress of the structure under the seismic response are obtained and the results are compared with the ones of the spectrum analysis
采用时程分析法对肋环型铝合金双层球面网壳结构进行了地震分析，得出了结构在地震荷载作用下的位移、轴向应力的变化曲线，并且与谱分析结果以及相应的钢网壳作了比较。 |
| 9. | The longitudinal stresses in the tunnel structure calculated by using the model of tamura & okamoto are obviously greater than the stresses in transverse direction obtained by using two dimensional finite element analysis . it is proposed that the axial and bending stresses should not be ignored for the underground structural design
计算结果表明，由弹簧质量模型算得的地下结构在地震作用下纵向振动和横向振动产生的纵向和弯曲正应力及剪应力明显高于由二维平面有限元算得的横向平面内产生的正应力和剪应力，由此可见轴向应力和弯曲应力是地下结构抗震设计中不容忽视的因素。 |
| 10. | The stress and working pressure on teeth of the staged nut in screw presses has been studied by fem method which proves that using staged nut in screw presses is helpful for improving the non - uniform distribution of stress and working pressure on the teeth and extending the working life of the screw
摘要采用了有限元法对滑动螺旋压力机的阶梯式螺母进行了受力分析，研究了螺母螺牙应力及螺牙工作面的接触压力，并将阶梯式螺母与普通螺母进行对比，认为螺旋压力机中使用阶梯式螺母有利于改善螺牙牙根应力轴向应力分布不均和螺牙工作面的接触压力分布不均的情况，从而提高螺旋工作寿命。 |
