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【单选题】
连接在总线上的多个部件( )。A.
只能分总线发送数据,并只能分总线接受数据
B.
只能分总线发送数据,但可同时从总线接受数据
C.
可同时向总线发送数据,并同时从总线接受数据
D.
可同时向总线发送数据,并只能分总线接受数据
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