机舱失火最适宜的控制通风方法是:
A、横向通风
B、断电通风
C、旺盛通风排除烟和热量
D、垂直通风
参考答案:D
目前我国货币流通量统计实际就是针对流通中的现金量即M1进行统计。()
Could you please tell us in Shanghai? [ ]
A. when will you visit the World Expo
B. when you will visit the World Expo
C. when the World Expo will you visit
D. when the World Expo you will visit