本程序是D.R.J.OWEN主编的FINITE ELEMENTS IN PLASTICITYG一书中第八章例题的有限元程序，网上流传的这个版本的源码里有错误，我把它更正过来了，而且还添加了输入文本。绝对好东西啊。-D. R. J. OWEN editor of the PLA FINITE ELEMENTS IN STICITYG a book of the 8th chapter of excellence finite element program, the spread of the o