【判断题】【消耗次数：1】
其他条件相同时，钢筋的保护层厚度与平均裂缝宽度的关系是保护层厚度愈大，平均裂缝宽度愈大。
①
正确
②
错误
参考答案：
复制
纠错
相关题目
【单选题】
梁内钢筋的混凝土保护层厚度是指（ ）。
①
纵向受力钢筋的形心到构件外表面的最小距离
②
箍筋的外表面到构件外表面的最小距离
③
纵向受力钢筋的外表面到构件外表面的最小距离
④
纵向受力钢筋的合力作用点到构件外表面的最小距离。
【单选题】
梁内钢筋的混凝土保护层厚度是指（ ）。
①
纵向受力钢筋的形心到构件外表面的最小距离
②
箍筋的外表面到构件外表面的最小距离
③
纵向受力钢筋的外表面到构件外表面的最小距离
④
纵向受力钢筋的合力作用点到构件外表面的最小距离。
【单选题】
混凝土保护层厚度是指（ ）。
①
受力钢筋截面形心至混凝土外边缘的距离
②
箍筋的外皮至混凝土外边缘的距离?
③
筋截面形心至混凝土外边缘的距离
④
受力钢筋的外皮至混凝土外边缘的距离
【单选题】
混凝土保护层厚度是指（）。
①
纵向钢筋内表面到混凝土表面的距离
②
纵向钢筋外表面到混凝土表面的距离
③
箍筋外表面到混凝土表面的距离
④
纵向钢筋重心到混凝土表面的距离
【单选题】
混凝土保护层厚度是指（）。
①
纵向钢筋内表面到混凝土表面的距离；
②
纵向钢筋外表面到混凝土表面的距离；
③
箍筋外表面到混凝土表面的距离；
④
纵向钢筋重心到混凝土表面的距离；
【单选题】
混凝土的保护层厚度是指()
①
外排纵筋的外表面至混凝土外表面的距离
②
箍筋的外表面与混凝土外表面的距离
③
外排纵筋的内表面与混凝土外表面的距离
④
箍筋的内表面与混凝土外表面的距离
随机题目
【单选题】
What role does a teacher play in the following activity? The teacher asks a student a question “Have you ever bought clothes with problems?” If the student doesn’t seem to be ready, the teacher says “for example, a shirt without...” and points to the buttons on his own shirt or jacket.
①
Controller
②
Assessor
③
Organizer
④
Prompter.
【单选题】
What role does a teacher play in the following activity? T: do you have any hobbies? S: yes, I like singing and dancing. T: Uhm, and...? S: I also collect coins. T: Oh, really, how many...have you already...collected?
①
Controller
②
Assessor
③
Organizer
④
Prompter
【单选题】
Which of the following is the advantage of whole class work?
①
It is an ideal way to show materials and do presentations together
②
It allows students to work together rather than under teacher’s guidance.
③
There is always a great chance of different opinions and contributions to the work
④
It is less stressful.
【单选题】
Which of the following is the time when students work in groups?
①
When all the students are under the control of the teacher
②
When students work in pairs on an exercise or a task
③
When students work in small group
④
When students are expected to work on their own at their own speed.
【单选题】
What role does a teacher play in the following activity? The teacher gives students 2 minutes to skim a text, and when time is up, he asks students to stop and answer some questions.
①
Controller
②
Assessor
③
Organizer
④
Prompter
【单选题】
What are the possible roles of a teacher?
①
Controller, assessor
②
Organizer, prompter
③
Participant, resource-provider
④
All of the above.
【单选题】
Which of the following is the time when students study by themselves?
①
When all the students are under the control of the teacher
②
When students work in pairs on an exercise or a task
③
When students work in small groups
④
When students are expected to work on their own at their own speed.
【单选题】
What role does a teacher play in the following activity? When a student has made a sentence with borrow, “I borrowed a paper to write a letter”, the teacher says, “Well, we don’t say a paper, we say a piece of paper.”
①
Controller
②
Assessor
③
Organizer
④
Prompter.
【单选题】
Why do novice teacher often have problems giving clear instructions?
①
Their language proficiency is low
②
They are fresh from the university
③
Their instructions are too short
④
They are not able to target their instructions to the level of the learners.
【单选题】
When is appropriate for the teacher to give classroom instructions to students?
①
Give directions to tasks or activities, checking comprehension, giving feedback
②
Providing explanations to a concept or language structure, drawing attention
③
Setting requirements, checking comprehension, assigning homework
④
All of the above.