该源码是关于数控仿真的程序 程序通过提取dxf格式文件，经过程序的处理得到数控G代码，最后进行加工仿真,The source code is about the process of NC simulation program by extracting dxf format file, after proceedings which are CNC G code, and last, machining simulation

dxf文件转换为dat文件源码，可用于单片机读取U盘文件。-dxf file into a dat file source, can be used for single chip to read U disk file.