引用本文: | 魏长军, 刘明臻. AutoCAD二次开发在信号平面布置图设计中的应用[J]. 铁路计算机应用, 2009, 18(2): 49-51. |
Citation: | WEI Chang-jun, LIU Ming-zhen. Application of the Secondary Developing Method of AutoCAD of Design Layout of Signal[J]. Railway Computer Application, 2009, 18(2): 49-51. |