频率: frequency; rate程序: procedure系统: system频率程序设计: frequency programming程序系统: program system; programmed system; programming system多程序系统: mps; multiprogramming system库程序系统: librarian system子程序系统: subroutine system编码程序系统: compiler programming system编译程序系统: compiler system编制程序系统: programming system测试程序系统: test program system程序系统测试: program system testing程序系统结构: program system structure存储程序系统: stored program system电缆程序系统: electric cable programming system调度程序系统: scheduling system多道程序系统: multiprogramming system仿真程序系统: emulator system符号程序系统: symbolic program system汇编程序系统: assembler programming system. aps巨型程序系统: giant set of program启动程序系统: starter system数学程序系统: mathematical programming system通道程序系统: channel program system