EXCEL-VBA环境的宏代码和窗口，用来对excel区域选择，对于上百页的excel而言提供自动选择每页并导入到CAD程序中（需要配合使用天正CAD表格功能才行），单元格中含有单位的数值计算和替换。-EXCEL-VBA environment of macro code and window to excel on regional choice, for hundreds of pages of Excel to provide automatic selection page and import to the CAD program (need to use with Tianzheng CAD table function to), the cell containing units of numerical calculation and replacement.