"ǱһʾһЩGetSystemMetrics
ȡõϢʾʽΪÿӾһС"

4-1  һṹ,  SYSMETS.H  -->> SysMets.pas

4-2  ʾϢĳ,    SYSMETS1.C -->> SysMets1.dpr

4-3  봹ֱ,  SYSMETS2.C -->> SysMets2.dpr

4-4  õľ,    SYSMETS3.C -->> SysMets3.dpr