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【判断题】
等截面直弯曲变形时,挠曲线的曲率最大值发生在转角等于零的截面处。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】what will be the possible result of adding extra electrical appliances to a circuit?
A.
The insulation will be improved
B.
The wires will become insulated
C.
The circuit is likely to be changed
D.
the fire is likely to occur
【单选题】What will be the possible result of adding extra electrical appliances to a circuit?
A.
The insulation will be improved
B.
The wires will become insulated.
C.
The circuit is likely to be changed
D.
the fire is likely to occur
【简答题】What is the definition of a circuit?
【简答题】what is an active circuit?
【单选题】What will be the possible result of adding extra electrical appliances to a circuit?
A.
The wires will become insulated.
B.
The fire is likely to occur
C.
The circuit is likely to be changed
D.
The insulation will be improved
【简答题】what is a passive circuit?
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