摄像机视场角与焦距之间的关系是?
A. 焦距越长,视场角越大
B. 焦距越短,视场角越大
C. 焦距和视场角无直接关系
D. 以上都不对
按照视频信号的处理方式划分,可将摄像机分为模拟式和数字式两种。
A. 对
B. 错
If the conversation slows down a little, a good way to get it started is to compliment the other person. Simply say: “I love your bag / top / shoes ...”.
A. 对
B. 错
A normal response to the compliment is “Thanks!” or “Oh really? Thanks.”
A. 对
B. 错