{pe} = E 目录,如:C:\program files\e\
{pe}
C:\program files\e\
{pa} = AMZ 目录,如:C:\program files\e\AMZ\Backup\
{pa}
C:\program files\e\AMZ\Backup\
{pp} = 源码 目录,如:C:\源码\Backup\
{pp}
C:\源码\Backup\