Introduction - If you have any usage issues, please Google them yourself
According to latitude and longitude and map scale calculation of their number increases. Function this procedure for the demo program.
Packet : 55593397jstfh.rar filelist
计算图幅号\Form1.frm
计算图幅号\Form1.frx
计算图幅号\Module1.bas
计算图幅号\MSSCCPRJ.SCC
计算图幅号\工程1.vbp
计算图幅号\工程1.vbw
计算图幅号