程序: procedure执行: carry out; execute; implemen ...的: 4次方是 The fourth power of 2 i ...语义: semanteme; semantics模型: model; pattern语义模型: semantic model多道程序执行的操作系统: multiprogramming executive operating system过程语义模型: procedural semantic model形式语义模型: formal semantic model程序执行: pe program execution; program execution程序计数器,指示程序执行的内存地址: pc,program counter抽象系统语义模型: abstract system semantic model语义模型定义语言: semantic model definition language变换程序执行: mapped program executive程序执行服务: program execution services程序执行过程: program process程序执行监督: program execution monitor (pem)程序执行控制: program execution control程序执行历史: history of program execution程序执行请求: program execution request程序执行时间: program execution time; programexecution time程序执行速度: program execution speed程序执行语句: program execution statement控制程序执行: controlling program execution停止程序执行: stop program execution