【单选题】【消耗次数:1】
对于无明显屈服点钢筋,设计时取( )作为强度设计值的依据。
条件屈服点
极限抗拉强度
极限抗压强度
屈服强度
参考答案:
复制
纠错
相关题目
【判断题】 对于有明显屈服点的钢筋,采用屈服强度作为强度指标,对于没有屈服点的钢筋,采用残余应变为0.3%的强度值作为强度指标,称为条件屈服强度点强度。
①  正确
②  错误
【单选题】 我国混凝土结构设计规范规定:对无明显流幅的钢筋,在构件承载力设计时,取极限抗拉强度的( )作为条件屈服点。
①  75%
②  80%
③  85%
④  70%
【单选题】 我国混凝土结构设计规范规定:对无明显流幅的钢筋,在构件承载力设计时,取极限抗拉强度的( )作为条件屈服点。
①  75%
②  80%
③  85%
④  70%
【判断题】 对于无明显屈服的金属材料,规定以产生2%残余变形的应力值为其屈服极限,称为条件屈服极限或屈服强度。
①  正确
②  错误
【判断题】 铸铁抗压强度极限明显低于抗拉强度极限。
①  正确
②  错误
【单选题】 随着钢材牌号增大,屈服点和抗拉强度随之(),伸长率随之()。  
①  提高提高  
②  提高降低  
③  降低提高  
④  降低降低
【单选题】 有明显屈服台阶的钢材,其强度设计指标取()。
①  屈服强度
②  极限抗拉强度
③  比例极限
④  破坏强度
【单选题】 属于有明显屈服点的钢筋有:
①  冷拉钢筋
②  钢丝
③  热处理钢筋
④  钢绞线
【单选题】 钢筋的屈服强度是指(??)。
①  屈服下限
②  比例极限
③  屈服上限
④  弹性极限
【单选题】 钢筋的屈服强度是指()。
①  比例极限
②  弹性极限
③  屈服上限
④  屈服下限
随机题目
【单选题】 When Mr. Jones gets old, he will ____ his business to his son.
①  take over
②  hand over
③  think over
④  get over
【单选题】 The ____ of Liberty was dedicated on an island in Upper New York Bay in 1886.
①  Status
②  Statue
③  Stature
④  State
【单选题】 John _______ to be a polite man. But in fact he is very rude.
①  pretends
②  assures
③  affords
④  melts
【单选题】 After the war, a character called Uncle Sam began appearing in political cartoon, his from ____ from an earlier cartoon character called Brother Jonathan.
①  involving
②  changing
③  evolving
④  altering
【单选题】 A study suggests that even ____ exercise may lead to reduced iron in the blood of women.
①  modern
②  moderate
③  excess
④  excessive
【单选题】 If a person talks about his weak points, his listener is expected to say something in the way of ____.
①  persuasion
②  remedy
③  encourage
④  compromise
【单选题】 As a teacher, you should not _______ the students from asking questions in class.
①  ruin
②  restrain
③  import
④  impose
【单选题】 Earthquake survival supplies include a torch, a spade, some rope and a radio ____.
①  conceiver
②  receiver
③  perceiver
④  deceiver
【单选题】 The engineers in this lab spent several weeks _______ their plans for the new bicycle.
①  counting
②  stripping
③  elaborating
④  casting
【单选题】 Had he worked hard, he _____ the exams.
①  must have got through
②  would have got through
③  would get through
④  could get through