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【判断题】
失稳起皱是压缩类变形存在的质量问题。压料装置可以防止起皱，其力越大，效果越好。物体的塑性仅仅决定于物体的种类，与变形变形种类无关。A.
正确
B.
错误
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【简答题】简述起重设备的概念和特点
【单选题】This passage is intended to ______.
A.
suggest effective means to deal with money crisis
B.
satire the existing farm programs
C.
argue against the current interest rates policy
D.
advocate a modest attitude towards farmers
【判断题】The writer of this passage A is to suggest that fiction is more powerful than non-fiction.
A.
正确
B.
错误
【判断题】合适的静态工作点是信号放大的基础,对放大电路进行分析包括静态分析和动态分析两个部分,静态分析通过计算三极管的电压电流值,判断三极管是否工作在放大状态,动态分析通过小信号等效电路计算放大电路的性能参数。
A.
正确
B.
错误
【单选题】What does the title of this passage suggest?
A.
Within certain range of time, people will see the same things happen again in IT industry.
B.
It is not hard to predict the future.
C.
History follows certain pattern.
D.
We can learn many things from the past.
【单选题】"Like illumined pearls the lamps shone from the summits of their tall poles upon the living texture below which, changing shape and hue unceasingly, sent up into the warm grey evening air an unchangin...
A.
Morning
B.
Evening
C.
Midnight
D.
Afternoon
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