说明：  岩石损伤与断裂力学一直是有限元的弱势领域，必须依赖MATLAB一类的数学软件协助，本书籍提供了基础教程与相关案例。
(Rock damage and fracture mechanics have been the weak field of finite element, must rely on MATLAB class of mathematical software to help, this book provides basic tutorials and related cases.)