卷材或涂膜防水屋面檐沟和天沟的防水层下应增设附加层,附加层伸人屋面的宽度不应小于()。
A.100mm
B.150mm
C.200mm
D.250mm
参考答案:D
汗疱疹皮损主要为()。
A.渗出
B.溃疡
C.水疱
D.红斑
E.以上均可
— What are you doing this Saturday?
— I’m not sure, but I go to the Rolling Stones concert
A.must
B.would
C.should
D.might