用flac3d软件模拟桩与土的相互作用、隧道盾构施工、基坑明挖等常见工程-Reach construction, radicle pit to dig familiar engineering of etc. clearly with flac 3 d software emulation stake and the interaction, tunnel shield of soil

该程序中包含邓肯张模型在C++中二次开发的具体过程，将其中的代码直接在VC中生成dll文件即可在flac中加以应用-The program contains Duncan zhang model in c++ specific process of secondary development, the code directly in the VC to generate DLL files as well as applications of flac