With straton - chu intergral as the theoretical basis and by means of green ' s function in infinite uniform media , the electromagnetic shift describes the propagation process of quasi - stationary electromagnetic field in lower - half space 电磁偏移以斯特莱顿朱型积分为理论基础，借助于无限均匀介质中的格林函数，描述了似稳电磁场在下半空间的传播过程。
With the study of boundary condition of vector potentials and the application of image method and sommerfeld integrals , this thesis deduces the vector potentials of vertical and horizontal dipoles near an interface ( both above and below the interface ) 本文通过磁矢位边界条件的研究，应用镜象法和索末菲积分，推导出半空间界面附近(包括上、下半空间中)的垂直电偶极子和水平电偶极子的磁矢位。
At first we should construct a suitable green ' s function , which is an essential solution to displacement field for an elastic half space with an arbitrary - shape - canyon impacted by antiplane harmonic line source loading at horizontal surface 首先构造了一个适合解答本文问题的green函数，该函数为含有任意形凹陷的弹性半空间在其水平面上任意一点承受时间谐和的反平面线源荷载作用时位移场的解答。
In the end , according to the characteristics of cement mixing piles composite foundation , a practical settlement concluding method for composite foundation is recommend based on the mindlin solution for the centralized force in a half elastic space 最后，基于水泥土搅拌桩复合地基的特性，以作用在弹性半空间的集中力为前提的mindlin解应用于复合地基的变形计算中，提出一种较为实用的变形计算方法。
First thing is to use a suitable green " function , which is a essential solution of displacement field for the elastic half space with a half circular lining , which impacted by out - plane harmonic line source loading at horizontal surface 求解该问题的过程中，首先利用一个适合本问题的green函数，该函数为具有半圆环形衬砌的弹性半空间在其水平表面上任意一点承受时间谐和的出平面线源荷载作用时位移场的解答。
Research on theory and methods of the overlay on existing rigid concrete pavements , which is on semi - infinite elastic medium to moving load , is involved in this paper . and research will be connected with ndt . the disquisition on separable overlay is highlighted 本文讨论移动荷载下、弹性半空间地基上的刚性道面水泥混凝土加铺层的动态设计理论和计算方法，并试图把此套方法与场道无损检测评估系统结合起来。
In order to calculate synthetic seismograms in a layered half - space with the sources and the receivers at close or same depths , an efficient numerical integration method - the peak - trough averaging method ( ptam ) is proposed , based on the repeated averaging method 摘要为了计算在震源和接收点深度相同或相近情况下分层半空间介质中的合成地震图，在重复平均法的基础上加以改进，提出一种有效的数值积分方法峰谷平均法。
In the past many researchers studied dynamic stiffness and damping coefficients of surface and embedded rigid foundations of arbitrary shapes in the elastic homogenous half space . dynamic stiffness and damping coefficients were obtained by using regularly shaped foundations instead of arbitrarily shaped ones 首次提出利用动力相互作用因子求解均质弹性半空间上的任意形状的刚性明置和埋置基础的动刚度和阻尼系数的方法。
The green ' s function of infinite and half - infinite space , the solutions of a cone under concentrated loads at its apex , and rotating circular and annular plate of magnetoelectroelastic medium are obtained by use of these solutions and given boundary conditions 在此基础上，由平衡问题的一般解和边界条件，得到了磁电弹性介质无限空间和半空间的green函数解、圆锥体顶端受集中荷载作用的解析解、旋转圆盘和圆环的三维解析解。
The paper research the influence to dynamic property and earthquake response of dam which is situated in yuankou , guangxi , brought about by foundation - dam interaction . the study is based on theories of finite and infinite element , at the same time combining the principle of elastic semi - space 本文从有限元、无限元原理出发，结合弹性半空间理论，以广西源口拱坝为例，研究了地基基础与坝体相互作用对坝体动力特性的影响。
