抑郁症可见:()
A.思维奔逸
B.思维迟缓
C.病理性赘述
D.强迫观念
E.强制性思维
参考答案:B
It was in the factory ________ his friend worked ________ he picked up a lot of experience. [ ]
A. where; where
B. that; where
C. that; that
D. where; that
有渣口的高炉,上渣率一般要求在()。
A.大于50%
B.100%
C.大70%
D.大于30%