操作系统: operating system; executive ...文件: document; file; papers; inst ...操作系统文件丢失: missing operating system启动顺序(系统搜索操作系统文件的顺序): boot order/boot sequence作系统文件丢失: missing operating system操作系统文本编辑系统: operating system text editor串行文件操作系统: serial files operating systemunix系统文件: unix system file系统文件: system documentation; system files; systemfiles系统文件包: system portfolio系统文件表: sft系统文件夹: system folder; systemfolderr子系统文件: subsystem file撤消系统文件: deleting system file从“系统文件夹: system folder复制系统文件: copying system file品质系统文件: qsd系统文件保护: sfc; sfp; system file protection系统文件编制: system documentation系统文件代码: system file code系统文件丢失: missing operating system显示系统文件: show system files域名系统文件: dns database files操作系统;操作系统: operating system, supervisorycdos操作系统: cdos