The bifurcated cracks problem in circular region in the case of elastic longitudinal shearing was investigated by using dislocation analysis method.
采用位错分析法,研究弹性纵向剪切情况下圆域中分叉裂纹问题。
According to the fundamental theory of elasticity , the Newmann problem of the rectangular region with longitudinal shear load is set up ;The Fourier series of load is given by using generalized step function and the displacement formula of the longitudinal shear problem is derived .
根据弹性力学的基本原理 ,建立了矩形域在边界上受纵向剪切载荷的牛曼 (New mann)问题 ;应用广义阶梯函数来表示载荷 ,然后再将其展开成傅立叶级数形式 ,推导出纵向剪切问题的位移计算公式 。
The branch cracks problems of circular region in elastic longitudinal shear are investigated by the dislocations analysis method.
采用位错分析法,研究弹性纵向剪切情况下圆域中分叉裂纹问题。
The ordinate cutting,which means that the laser-trimming path is parallel to the current flow,increases the resistance slowly.
激光调阻中激光束平行于电流方向的纵向切割对片式电阻的阻值变化影响较小,掌握其规律并将其应用于调阻过程中能够为提高激光调阻精度提供控制依据。
The laser-trimming path that is parallel to the current flow, called ordinate cutting, increases the resistance slowly.
激光在片式电阻上的纵向切割对阻值变化影响较小 ,合理设计其长度可以提高激光调阻精度及保证阻值稳定性。
Based on the characteristics of lengthways veneers slicing, this paper analyses the formation of back clearance, factors influencing back clearance in lengthways slicing and properties of heating slcing thick veneers combination with the Characteristics of wood.
本文结合木材纵向刨切的特点,就单板纵向刨切时背面裂隙的形成及其影响因素,以及厚单板的加热刨切的性能,展开了一系列的研究。