
提问人:网友13***556
发布时间:2022年5月2日 01:11
[判断题]
系统函数H(z)是LTI 离散时间系统的z 域表示,与差分方程无任何关系。
A. 对B. 错


A. 对B. 错
1942年整风运动最主要的任务是 。
Choose the correct words or expressions to complete the sentences.
1. Classical music isn’t always very ___________ (popularity / popular) with young people.
2. Last night we ______________ (stay up late / stayed up late) and watched a film.
3. Jerry admitted to ___________ (feeling / feel) hurt by what I said.
4. I’m _______________ (looking forward / looking up) to summer vacation because I need a break!
5. The university is _______________ (teaming up with / teaming in with) a school in England for the research project.
6. Would you like to ___________ (participant / participate) in our summer camp?