操作系统通信应用程序
operating system communication application program
OSCAP
操作系统说明
OSD Operating System Description
操作系统管理程序
OSS Operating System Supervisor
操作系统管理
operating system management
operation system management
操作系统构架
operating system architecture
操作系统分时
operating system time-sharing
操作系统调用例程
OSC Operating System Calls
草绘截面坐标系
sketch section coordinate system
操作系统调度器
operating system dispatcher
操作系统测试设施
operating system test facility
OSTF
操作系统测试
operating system testing
OST Operating System Test
operating system test
ost
操作系统保密锁
operating system privacy lock
操作系统保护区
OSP Operation System Protect area