这是本人初学GDI时编写的一个超级简单的贪吃蛇游戏，界面很土，不过还是有点小成就感的。高手莫笑！-This is when I write a beginner GDI super simple Snake game, the interface is very soil, but still a little sense of accomplishment. Master Mo laugh!

计算多层土地基极限承载力，包括整体剪切、局部剪切和穿刺破坏-to calculate the bearing capacity of soil foundation, including punching and so on