主要用作环境影响评价中高架点源烟气预测模拟。运行前需要修改frmw1窗体中date1控件的datebasename属性，即将路径修改到当前目录下，以链接到数据库w2-mainly for the environmental impact assessment elevated point source simulated flue gas forecast. Pre-operational need to be amended Form frmw1 which date1 Control datebasename attributes, upcoming path changes to the current directory, a link to the database w2