计算机都可以看成是由运算器、控制器、存储器、输人设备、输出设备五部分组成。而运算器与控制器合称为中央处理机，亦即CPU，它是CentralProcesslngU－nit中央处理机的缩写。CPU又称为微处理器，绝大多数微型机（即一般所指PC机）厂商都采用Intel公司的86系列微处理器作为其P Computer can be seen as a computing unit, controller, memory, input devices, output devices composed of five parts. The operator and the controller collectively referred to as the central processing unit, that is, CPU, which is the abbreviation of CentralProcesslngU-nit central processing unit. CPU, also known as microprocessors, the vast majority of micro-machines (that is, generally referred to as PC) manufacturers have adopted Intel’s 86 series microprocessors as its P