【判断题】【消耗次数：1】
松螺栓联结时，螺栓只受拉应力作用。()
①
正确
②
错误
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相关题目
【单选题】
普通螺栓受剪连接达到极限承载力时，在①螺栓杆剪断，②螺栓杆拉断，③孔壁承受挤压而破坏，④板件端部被螺栓杆冲剪破坏，⑤板件因螺栓孔削弱而被拉断，⑥螺栓杆弯曲过大而破坏这6项中，一般不可能的破坏形式有（）。
①
②⑥
②
①②⑥
③
②③⑤
④
④⑤
【单选题】
公式用于螺栓群轴心受剪连接验算，公式中的主要考虑。
①
以下描述均不对
②
在长度方向上，两端螺栓受力小，中间螺栓受力大
③
各螺栓受力相同，增加安全储备
④
在长度方向上，各螺栓受力不均匀
随机题目
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Small sailboats can eaily turn over in the water [] they are not managed carefully.
①
though
②
before
③
until
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if
【单选题】
[] so many people want to live in cities is because they want to have fun in there.
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Why
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That
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Whether
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How
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Which sentence is correct?
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Afer finishing her composition, she took up the translation exercise.
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Afer finishing her composition, the translation exercise was taken up.
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Which sentence is correct?
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Hurrying to the classroom, no one was there.
②
Hurrying to the classroom, she saw nobody there.
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Ill visit you whenever I will get the chance. Identify the mistake in the sentence.
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visit
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whenever
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will
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chance
【单选题】
It is difficult for us to learn a lesson in life [] youve had that lesson.
①
until
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after
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when
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since
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She happily deposits the money she has earned teaching English in her savings account. Find any misplaced modifier in the sentence
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happily
②
she has earned
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in her savings account
【单选题】
Well have a picnic in the park this Saturday [] it rains or it is very cold.
①
since
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if
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until
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unless