Introduction - If you have any usage issues, please Google them yourself
Known coordinates of a number of points, and three of them had any number of non-repetition Park, [contain too arbitrary for the heart and a radius of three Park code]
Packet : 57578856center.rar filelist
center\center.cfg
center\center.dof
center\center.dpr
center\center.res
center\Unit1.dcu
center\Unit1.ddp
center\Unit1.dfm
center\Unit1.pas
center\Unit1.~ddp
center\Unit1.~dfm
center\Unit1.~pas
center\数圆器.exe
center