File list (Check if you may need any files):
chap15
......\exercise
......\........\Custom.frm
......\........\HuiChart.frm
......\........\light.frm
......\........\Lvbo.frm
......\........\menu.frm
......\........\menu.vbp
......\........\menu.vbw
......\........\module-menu.bas
......\........\MSSCCPRJ.SCC
......\........\ProgressBar.frm
......\Module1.bas
......\MSSCCPRJ.SCC
......\删除小粒子.frm
......\删除小粒子.frx
......\删除小粒子.vbp
......\删除小粒子.vbw
......\周长.frm
......\周长.frx
......\周长.vbp
......\周长.vbw
......\面积计算.frm
......\面积计算.vbp
......\面积计算.vbw