AR

= Acceptance Requirements,验收要求;

= Access Register, 【MVS】 存取[访问]寄存器;

= Access Request, 存取请求;

= Accumulator Register, 累加(器)寄存器;

= Add Register, 加法寄存器;

= Address Register, 地址寄存器;

= AmplifieR (logic block), 放大器(逻辑块)