获取电脑开机时间\Project1.cfg ................\Project1.dof ................\Project1.dpr ................\Project1.exe ................\Project1.res ................\Unit1.dcu ................\Unit1.ddp ................\Unit1.dfm ................\Unit1.pas ................\Unit1.~dfm ................\Unit1.~pas 获取电脑开机时间