A.HPB300 B.HRB335 C.HRB400 D.HRB500

admin2022-08-02  6

问题 A.HPB300B.HRB335C.HRB400D.HRB500

选项 A.HPB300
B.HRB335
C.HRB400
D.HRB500

答案 C

解析 常用热轧钢筋的品种及强度特征值
转载请注明原文地址:https://tihaiku.com/jzgc/218913.html

最新回复(0)