A.减小最短帧长B.增大最短帧长C.减小最大帧长D.增大最大帧长
A. 减小最短帧长
B. 增大最短帧长
C. 减小最大帧长
D. 增大最大帧长
What does the speaker say his group does routinely?
A. Publishes articles
B. Organizes conferences
C. Provides consultations
D. Travels around the world
如掷一颗骰子,事件A=“出现4点”,事件B=“出现偶数点”,则A、B的关系可以表示为()。