把WINDOWS下的CAD作的图转化为DOS下的C作图，可用于CAM-put under Windows CAD for the plan into DOS C mapping can be used CAM

CAD/CAM计算机辅助系统 AUTOCAD内用宏嵌入底盘的绘制，内涵源代码-CAD/CAM computer-aided system using macros embedded within the chassis AUTOCAD drawing, meaning the source code