电动机声音不正常的原因有()
A.单机运转
B.接线虚接
C.符合太重
D.轴承损坏
参考答案:A, B, C, D
I found that the homework was ______ I used to get in my old school.
A.not heavy as what
B.as not heavy as that
C.not as heavy as that
D.not as heavy as what
通过详细审查申请人的数量不足3个的,招标人重新组织资格预审或不再组织资格预审而采用( )。
A.资格预审方式公开招标
B.资格后审方式邀请招标
C.资格后审方式直接招标
D.资格预审方式邀请招标