DSCF

It is important for DSCF to find a good initial guess wave function .

找出一个好的初始波函数对DSCF更显得重要。

Numerical results of DSCF are provided when the cavity is ellipse , square and diamond .

给出了界面椭圆孔、方孔和菱形孔边动应力集中系数的数值结果。

The influences of wave numbers , angle of incidence , combination of different media parameters and cavity shape upon the DSCF around the cavity are discussed .

讨论了入射波数、入射角、不同介质组合以及孔的形状对孔附近动应力集中系数的影响。

The variation of the DSCF with the diameter of the auxiliary hole has been presented and the optimum size of the auxiliary hole has been obtained .

文中得到了动态应力集中系数随辅助孔直径的变化规律，同时得到了辅助孔的优化尺寸。

Numerical examples are provided to discuss the amplitude of displacement on the surface , as well as the dynamic stress concentration factor ( DSCF ) around the subsurface cavity and the homocentric hole .

通过理论求解，得出了问题的解析解答，文中最后给出了具体算例，讨论了地表位移幅值、浅埋圆孔及凸起所含圆孔的动应力集中系数。

Dynamic analysis of multiple semi-cylindrical alluvial valleys with multiple subsurface circular cavities under SH waves Numerical examples and a relative discussion on ground motion and dynamic stress concentration factors ( DSCF ) are provided .

SH波入射多个半圆形谷地浅埋圆孔的动力分析最后通过具体算例，讨论了半圆形凸起地形表面上的地震动、浅埋圆孔周边位移及动应力集中系数。