韶山3型电力机车每台转向架有()轴箱独立悬挂装置。
A.2个
B.4个
C.6个
D.8个
参考答案:C
Susan’S husband encouraged her to attend the concert,_________ he would take care of the kids.
A.deciding
B.allowing
C.promising
D.supposing
设计受弯构件时,如果出现V≥0.25fcbh0的情况,应采取的最有效措施是( )。
A.加大截面尺寸 B.增加受力纵筋C.提高混凝土强度等级 D.增设弯起筋