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【单选题】
双筋矩形截面梁,正截面承载力计算公式的第二个适用条件 的物理意义是A.
保证受压钢筋应力达到规定的抗压设计强度
B.
防止出现超筋破坏
C.
防止出现少筋破坏
D.
保证受拉钢筋达到规定的抗拉设计强度
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【简答题】简述文献综述的意义
【简答题】国际物品编码协会的英文简称是
【单选题】What can be inferred from the second passage?
A.
If you keep single, you are likely to have no accident all your life.
B.
Expensive cars are more likely to have an accident than economy models.
C.
The price of insurance is much lower for the economy cars than that of larger ones.
D.
We had better persuade our company to allow those drivers to work on weekend.
【简答题】国王陛下
【单选题】If you keep your house green, you avoid the()of many dangerous dilease.
A.
risk
B.
task
C.
chance
【单选题】Many youngsters have heard their parents say 'You'll never amount to anything if you keep daydreaming that way!'
A.
be equal to
B.
accomplish
C.
add up to
D.
pursue
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