不少cad图纸 有厂房的，有学生公寓的，有医院的，有公司办公室的，资源丰富有用-Cad drawings have a lot of plants, a student apartment, a hospital, a company office, a useful resource-rich

一个类似于AutoCAD格式刷的程序，功能更加丰富，操作选项灵活，可根据图层，颜色，线型及实体型式的不同组合，构建选择集，用于实体编辑。-A similar program AutoCAD Format Painter, more feature-rich, flexible operating options, according to different combinations of layers, colors, line types and entities, building a s