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【单选题】
在现行PC机中,常用存储器地址线专的低10位作输入输出口地址线。设某接口芯片呐部有16个端口,该接口芯片的片选信号由地址译码器产生,则地址译码器的输入地址线一般( )。
A.
全部10位地址线
B.
其中的高8位地址线
C.
其中的高6位地址线
D.
其中的高4位地址线
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举一反三
【单选题】By the time the first European travelers on the American continent began to record some of their observations about Indians, the Cherokee people had developed an advanced culture that probably was exc...
A.
The Cherokee chief was different in wartime than in peacetime.
B.
Before the arrival of the Europeans the Cherokees had developed a well-organized society.
C.
The Mayans and the Aztecs were part of the Cherokee tribe.
D.
Several Indian cultures had developed advanced civilizations before Europeans arrived.
【单选题】The train was crowded and I had to get into a carriage______there were already seven other people.
A.
when
B.
where
C.
which
D.
that
【单选题】针灸并用、施行补法适用于( )
A.
肺气上逆
B.
胃气上逆
C.
肝气上逆
D.
肾不纳气
E.
以上均不是
【判断题】钢加热时获得的奥氏体晶粒越细小,冷却时转变的产物组织也越细小,性能会越好。
A.
正确
B.
错误
【单选题】There were no more than seven people living in the house.In the house she found a few things for seven people.
A.
Right
B.
Wrong
C.
Doesn't say
【判断题】钢经加热后可以获得单相的奥氏体组织。
A.
正确
B.
错误
【简答题】共析碳钢加热为奥氏体后,冷却时所形成的组织主要决定于(    ) (A)奥氏体加热时的温度 (B)奥氏体在加热时的均匀化程度 (C)奥氏体冷却时的转变温度
【判断题】蛋白质是动物体内生物活性物质的主要成分。
A.
正确
B.
错误
【判断题】There were running in the garden a group of children aged from seven to twelve. 句子主语是花园
A.
正确
B.
错误
【单选题】共析碳钢加热为奥氏体后,冷却时所形成的组织主要决定于(    )。
A.
奥氏体加热时的温度    
B.
奥氏体在加热时的均匀化程度
C.
奥氏体冷却时的转变温度    
D.
奥氏体化后的晶粒度
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