可以把CAD坐标数据批量导出成excel文件的lisp程序-CAD coordinate data volume can be exported into excel file lisp program

,等高线赋值工具，可以选用拉线方式统赋值，需指定初始等高线高程-, Contour assignment Tools, can choose to pull way system assignment, you need to specify the initial contour elevation

钢束伸长量计算程序，加载lisp后，输入xlsc，直接点图纸中的钢束多义线，自动生成伸长量(The steel beam elongation calculation program, after loading lisp, input xlsc, directly point to the steel beam in the drawing line, and automatically generate elongation)