【单选题】【消耗次数：1】
后张法预应力施加是靠：
①
预应力筋和钢筋间的粘结力
②
两端锚具
③
混凝土收缩
④
灌浆
参考答案：
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相关题目
【单选题】
后张法预应力混凝土构件，预应力总损失值不应小于（）。
①
<img src="20190718/1563410518180810.jpg" title="1563410518180810.jpg" alt="第5章3-4.jpg"/>
②
<img src="20190718/1563410502345827.jpg" title="1563410502345827.jpg" alt="第5章3-1.jpg"/>
③
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④
<img src="20190718/1563410514784529.jpg" title="1563410514784529.jpg" alt="第5章3-3.jpg"/>
随机题目
【单选题】
一Susan, will you please go and empty that drawer? 一 ?
①
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③
How is it
④
When is it
【单选题】
—I feel so nervous about the National English Speech Competition tomorrow. —_______.
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I really envy you
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Glad to hear that
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very good
【单选题】
— How about going to the cinema? — ___________
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Enjoy yourself!
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Good luck!
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Sounds like a good idea!
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very happy
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— Could you please help me choose an Mp4 player online?— ________. My computer doesn’t work.
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I don’t agree
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I hope so
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I’m afraid I can’t.
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i did
【单选题】
Translation : Parents are too busy to spend time teaching their kids right from wrong.
①
父母不会太忙，所以有时间教导孩子明辨是非。
②
父母都太忙，没有时间教导孩子明辨是非。
③
父母很忙，但是也抽时间教导孩子明辨是非。
④
父母很忙，经常抽时间教导孩子明辨是非。
【单选题】
一Brand was Jane’s brother!— he reminded me so much of Jane!
①
No doubt
②
Above all
③
No wonder
④
how
【单选题】
-________ keep water running when you are brushing your teeth or washing your hands, Jack. -OK. I know we must save every drop(滴) of water.
①
Please
②
Why not
③
Don’t
④
do