Activity is a unit of instruction execution, and is the building block of a process.
活动(activity)是指令执行的一个单元，它是一个流程的基本组成部分。
The part of execution in which an operand or instruction is read from main storage and written into a control unit or arithmetic unit register.
执行过程中的一个阶段所需的时间，在此期间，计算机从主存储器中取出指令或操作数，并将其存入控制器或运算器的寄存器中。
A procedure in which an instruction is broken down into the microcode operations necessary for its execution by a control unit.
一种处理过程，其间由控制器将一条指令分解成为它的执行所必须的微码操作。
In an SISD architecture there is a single instruction cycle; operands are fetched serially into a single processing unit before execution.
在单指令流单数据流结构中，有单一的指令周期，在执行前，单个处理机按序取操作数。
The device comprises a call request receiving unit, an operation instruction obtaining unit and a call holding execution unit.
所述装置包括：呼叫请求接收单元、操作指令获取单元和呼叫保持执行单元。
It is given that detailed design of the ALU unit, includes the execution unit, datapath, instruction and the trade-off in the design.
重点讨论了ALU的资源部件、数据通路、指令及在设计中的平衡规则。
It is given that detailed design of the ALU unit, includes the execution unit, datapath, instruction and the trade-off in the design.
重点讨论了ALU的资源部件、数据通路、指令及在设计中的平衡规则。
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