计算机专业英语（第3版）

ke decisions. ?第三,计算机具有进行判定的电路。Р7/10/2017Р8Р计算机专业英语(第3版)РThe control unit (控制单元)РThe control unit is the functional unit that is responsible for supervising the operation of the puter system. ?控制单元是负责监督整个计算机系统操作的功能部件。?The control unit fetches instructions from memory and determines their type or decodes them. ?控制单元从存储器中取出指令,并确定其类型或对之进行译码。?It then breaks each instruction into a series of simple small steps or actions. ?然后将每条指令分解成一系列简单的、很小的步骤或动作。?By doing this, it controls the step-by-step operation of the puter system. ?这样,就可以控制整个计算机系统一步一步地操作。Р7/10/2017Р9Р计算机专业英语(第3版)РNotesР[3] The Arithmetic / Logic Unit (ALU) is the functional unit that provides puter with logical putational capabilities.?本句由“that”引导定语从句,修饰“the functional unit”。Р译文:算术逻辑单元(ALU)是为计算机提供逻辑及计算能力的功能部件。Р7/10/2017Р10Р计算机专业英语(第3版)