A.300MPa,500MPa
B.400MPa,570MPa
C.500MPa,670MPa
D.600MPa,770MPa
A.300MPa,500MPa
B.400MPa,570MPa
C.500MPa,670MPa
D.600MPa,770MPa
A.335MPa
B.400MPa
C.500MPa
D.600MPa
A.屈服上限
B.抗拉强度规定值
C.抗拉强度特征值
D.屈服强度最小值
A.屈服强度反映了钢筋在实际使用中的表现
B.屈服强度高于极限强度
C.屈服强度是设计规范中的标准取值
D.屈服强度便于计算和安全设计
A.300MPa
B.400MPa
C.500MPa
D.600MPa
A.因为屈服强度反映了钢筋的实际工作状态
B.因为屈服强度高于极限强度
C.因为屈服强度低于弹性模量
D.因为屈服强度是钢筋设计的标准依据
A.屈服强度标准值<img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240116/1705384177761997.png">
B.极限强度标准值<img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240116/1705384177792152.png">
C.抗拉强度设计值<img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240116/1705384177809867.png">
D.抗压强度设计值<img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240116/1705384177879583.png">
A.335MPa
B.400MPa
C.500MPa
D.600MPa
A.HRB335
B.HRB400
C.HRB500
D.HRB600