本书作者蔡袁强教授多年从事土与结构相互作用研究，该研究方向是近年来土木工程领域最基本也是最重要的工作之一。在土动力学特别是将Biot理论应用于工程实践方面做出了巨大贡献。本书的主要内容包括Biot方程的常见解法和饱和土动力学方面的重要结论。这些求解方法，包括积分变换法、波数分解法、有限元法以及2.5维有限元法等，对于本领域的科研工作者而言是很有帮助的。

孙宏磊，Honglei Sun iS an associate professor on Civil Engineering and Architecture at Zhejiang University．Graduate~ from Zhejiang University and gaining his doctorate degree In 2008。he has since mainly focused his research on the dynamic characteristics of saturated soft clay and saturated soiI dynamics．

1 Basic Equations and Governing Equations1.1 Basic Equations
1.2 Governing Equations of a Fully Saturated Poroelastic Medium
1.3 Boundary Conditions
2 Solutions for Saturated Soil Under Moving Loads and Engineering Applications
2.1 General Solutions for Saturated Ground Under a Moving Load
2.2 Applications in Highway Engineering
2.3 Applications in Railway Engineering
2.4 Project Case
3 Solutions for Vibrations from Underground Railways
3.1 Dynamic Response of a Tunnel Embedded in a Saturated Poroelastic Full-Space
3.2 Dynamic Response of a Tunnel Embedded in a Saturated Poroelastic Half-Space
3.3 Conclusions.
4 Problems for Vibrations of Foundations
4.1 Vertical Vibrations of a Rigid Foundation Embedded in Saturated Soil
5 Dynamic Responses of Foundations Under Elastic Waves
5.1 Dynamic Response of a Rigid Foundation on Saturated Soil to Plane Waves
5.2 Dynamic Response of a Rigid Foundation in Saturated Soil to Plane Waves
5.3 Conclusions.
6 Isolation of Elastic Waves
6.1 Isolation of Elastic Plane Waves in Poroelastic Soil
6.2 Isolation of Rayleigh Waves in Poroelastic Soil
7 Biot's Theory in the Finite Element Method
7.1 Formulation of the Saturated Soil Elements
7.2 Absorbing Boundary Condition for the Saturated Soil Element
7.3 Evaluacion on Vibration Impacts of the City Railway Line S1 on the ExistingXin Z.Y.Waterworks
Appendix A
Appendix B
Appendix C
Appendix D
Appendix E
Appendix F
Appendix G
Appendix H
References
Index