【简答题】某机存储器容量为 K × 16 位,该机访存指令格式如下: OP M I X A 4 2 1 1 8 其中, M 为寻址模式: 0 为直接寻址, 1 为机制寻址, 2 为相对寻址, 3 为立即寻址; I 为间址特征( I=1 间址); X 为变址特征( X=1 变址)。 设 PC 位程序计数器, Rx 位变址寄存器, Rb 为基址寄存器,试问: (1) 该指令能定义多少种操作? (2) 立即寻...
【简答题】翻译一下句子: The steering system, under the control
of the driver at the steering wheel, provides the means by which the front
wheels are directionally turned. The steering system may be power assisted to
...
【简答题】This is a hollow tube that extends from the steering wheel through the floorboard. It is fastened to the cab at or under the instrument panel and contains bearings to support the steering shaft.What c...