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【单选题】
后预应力混凝土施工时,对构件进行超的目的是为了减小( )。A.
由混凝土收缩引起的应力损失
B.
由混凝土引起的应力损失
C.
由预应力钢筋与台座之间的温差引起的应力损失
D.
由摩擦损失引起的应力损失
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举一反三
【单选题】What caused most of the damage for the insurance companies in 1981?
A.
The bad winter weather.
B.
Household theft.
C.
Fire and accident business.
D.
Diseases.
【简答题】道教的主要殿堂包括
【简答题】根据所给情景选择正确答案。 1. 当你想知道今天的天气怎么样时，你会问： [ ] A. What's it? B. What's the weather like today? C. What a fine day today! D. How is today? 2. 你不知道今天星期几，想问他人，应怎么问： [ ] A. What day is today? B. What's ...
【简答题】听录音，标序号。 ( ) What's the weather like in Lhasa? ( ) It's cloudy in Nanjing. ( ) What's the weather like in New York? ( ) I have to close the window. ( ) How about Beijing?
【单选题】— _________? —It’s Friday, October 12 th .
A.
How’s today
B.
When is today
C.
What’s today
D.
How’s the weather today
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