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【简答题】
要使绝缘珊双极型晶体管导通,应()。 A. 在栅极加正电压 B.在集电极加正电压 B. 在栅极加负电压 D.在集电极加负电压
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举一反三
【简答题】Predict what will happen to interest rates on a corporation’s bonds if the federal government guarantees today that it will pay creditors if the corporation goes bankrupt in the future. What will happ...
【多选题】I 类载荷组合主要用来计算( )。
A.
电 动 机的过载能力
B.
电 动 机的发热
C.
车轮、轨道、滚轮、齿轮等零件的磨损、点蚀
D.
机构的传动零件、支承零件和金属结构的疲劳
【简答题】A．resolve B．determine C．settle D．conclude
【单选题】If interest rates on Treasury bonds are suddenly expected to shoot up, then, other things equal, the demand for houses will _____ and that of Treasury bonds will _____.
A.
increase; increase
B.
increase; decrease
C.
decrease; decrease
D.
decrease; increase
【简答题】A．suppose B．assume C．withdraw D．conclude
【单选题】If interest rates on bonds rise, holding other things constant, stock prices will:
A.
increase.
B.
decrease.
C.
not change.
D.
It is impossible to say how stock prices will change.
【简答题】Conclude 结束谈判
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