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【单选题】
微型计算机系统中，中央处理器CPU、内存储器和外部设备之间传送信息的公用通道称为（）。A.
网络通道
B.
程控线
C.
总线
D.
中继线
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反馈参考答案：
举一反三
【简答题】收到与上级往来的款项 15 200 元
【单选题】Earth is a rocky planet where there is liquid water, which is necessary for life to ________. [ ]
A.
come
B.
exist
C.
stand
D.
happen
【简答题】The salt concentration in the liquid water of Lake Vida__________.
【单选题】The weight of the liquid displaced by a vessel floating in sea water is equal to the ().
A.
Weight required to sink the vessel
B.
Total weight of the vessel
C.
Displaced volume
D.
Reserve buoyancy
【简答题】Below is adapted from a dictionary. Water ▲Noun 1(a)[U] liquid without color, smell or taste that falls as ran, in lakes, rivets and seas, and is used for drinking, washing, etc: Water is changed into...
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