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矩形截面梁尺寸宽250mm,高250mm,安全等级二级,环境类别一类,弯矩设计值为M=150kN*M,混凝土强度等级C30,钢筋采用HRB400级钢筋。 求所需的受拉钢筋。
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举一反三
【单选题】After three years of preparation for the 2011 Xi’an International Horticultural Expo (西安园博) 会），the city is presenting the world______ many people think is the green Special Olympics．
A.
that
B.
which
C.
what
D.
where
查看完整题目与答案
【单选题】听力原文： A famous writer who was visiting Japan was invited to give a lecture at a university to a large group of students. As most of them could not understand spoken English, he had to have an interpre...
A.
To tell a story to a group of students.
B.
To translate some books.
C.
To act as an interpreter.
D.
To give a lecture at a university.
查看完整题目与答案
【简答题】如图为草原生态系统食物网简图，请据图回答下列问题： （1）该食物网中有 条食物链，试写出一条包含猫头鹰的最短食物链 。 （2）图中鼠在草原生态系统的组成成分中属于 ；青蛙在该生态系统中属于 营养级；该生态系统中最基本、最关键的生物组成成分是 。 （3）能量在沿着食物链流动的过程中是逐级递减的，在能量流动过程中消耗的能量的去向是 和 。 （4）在草原生态系统中，组成生物体的碳元素以 形式存在，这种形...
查看完整题目与答案
【单选题】paragraph 4___________
A.
Preparation for taking a citizenship test
B.
Citizenship tests in European counties
C.
Importance of promoting integration
D.
Necessity to know the branches of government
E.
Different On the new citizenship test
F.
Goal of the new citizenship test
查看完整题目与答案
【简答题】在整个社会主义初级阶段,如何毫不动摇地坚持党的基本路线?
查看完整题目与答案
【单选题】paragraph 3___________
A.
Preparation for taking a citizenship test
B.
Citizenship tests in European counties
C.
Importance of promoting integration
D.
Necessity to know the branches of government
E.
Different On the new citizenship test
F.
Goal of the new citizenship test
查看完整题目与答案
【简答题】阅读理解 Mapping Your World Different forms of maps are appearing.They allow independent travelers to get local knowledge of places they are visiting, from the official to the unusual.Meanwhile, hitech de...
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【简答题】简述交换式局域网和共享式局域网的区别在哪？
查看完整题目与答案
【多选题】在整个社会主义初级阶段毫不动摇地坚持党的基本路线( )。
A.
必须坚持以法治国的基本方略
B.
关键是坚持以经济建设为中心不动摇
C.
必须正确处理两个基本点之间的关系
D.
必然警惕右,更主要是防止“左”的错误
E.
必须把两个基本点在建设中国特色社会主义的实践中统一起来
查看完整题目与答案
【简答题】Mapping Your World Different forms of maps are appearing．They allow independent travelers to get local knowledge of places they are visiting, from the official to the unusual．Meanwhile, hi-tech develo...
查看完整题目与答案
相关题目：
【单选题】After three years of preparation for the 2011 Xi’an International Horticultural Expo (西安园博) 会），the city is presenting the world______ many people think is the green Special Olympics．
A.
that
B.
which
C.
what
D.
where
查看完整题目与答案
【单选题】听力原文： A famous writer who was visiting Japan was invited to give a lecture at a university to a large group of students. As most of them could not understand spoken English, he had to have an interpre...
A.
To tell a story to a group of students.
B.
To translate some books.
C.
To act as an interpreter.
D.
To give a lecture at a university.
查看完整题目与答案
【简答题】如图为草原生态系统食物网简图，请据图回答下列问题： （1）该食物网中有 条食物链，试写出一条包含猫头鹰的最短食物链 。 （2）图中鼠在草原生态系统的组成成分中属于 ；青蛙在该生态系统中属于 营养级；该生态系统中最基本、最关键的生物组成成分是 。 （3）能量在沿着食物链流动的过程中是逐级递减的，在能量流动过程中消耗的能量的去向是 和 。 （4）在草原生态系统中，组成生物体的碳元素以 形式存在，这种形...
查看完整题目与答案
【单选题】paragraph 4___________
A.
Preparation for taking a citizenship test
B.
Citizenship tests in European counties
C.
Importance of promoting integration
D.
Necessity to know the branches of government
E.
Different On the new citizenship test
F.
Goal of the new citizenship test
查看完整题目与答案
【简答题】在整个社会主义初级阶段,如何毫不动摇地坚持党的基本路线?
查看完整题目与答案
【单选题】paragraph 3___________
A.
Preparation for taking a citizenship test
B.
Citizenship tests in European counties
C.
Importance of promoting integration
D.
Necessity to know the branches of government
E.
Different On the new citizenship test
F.
Goal of the new citizenship test
查看完整题目与答案
【简答题】阅读理解 Mapping Your World Different forms of maps are appearing.They allow independent travelers to get local knowledge of places they are visiting, from the official to the unusual.Meanwhile, hitech de...
查看完整题目与答案
【简答题】简述交换式局域网和共享式局域网的区别在哪？
查看完整题目与答案
【多选题】在整个社会主义初级阶段毫不动摇地坚持党的基本路线( )。
A.
必须坚持以法治国的基本方略
B.
关键是坚持以经济建设为中心不动摇
C.
必须正确处理两个基本点之间的关系
D.
必然警惕右,更主要是防止“左”的错误
E.
必须把两个基本点在建设中国特色社会主义的实践中统一起来
查看完整题目与答案
【简答题】Mapping Your World Different forms of maps are appearing．They allow independent travelers to get local knowledge of places they are visiting, from the official to the unusual．Meanwhile, hi-tech develo...
查看完整题目与答案
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