基站控制器BSC与交换中心MSC之间的接口是()
A、A接口
B、B接口
C、C接口
D、D接口
参考答案:A
I don't think they would believe her, ________? [ ]
A. do I
B. would they
C. won't they
D. should I
泥石流按水源条件分为()。
A.普通型泥石流
B.典型暴雨型泥石流
C.冰雪融水型泥石流
D.水体溃决型泥石流