DXF-SCR翻译器：能够将DXF文件中的实体部分用SCR文件来生成（只翻译实体数据，不包括公有属性如图层、颜色、线型等）。程序至少应能处理以下实体：POINT、LINE、CIRCLE、ARC、LWPOLYLINE。(DXF-SCR translator: it is able to generate entity part in DXF file by SCR file. It only translates entity data, excluding public attributes s