皮皮学，免费搜题
登录
搜题
【简答题】
设系统由下面差分方程描述: y ( n )= y ( n - 1)+ y ( n - 2)+ x ( n - 1) ( 1 ) 求系统的系统函数 H ( z ) , 并画出极零点分布图; ( 2 ) 限定系统是因果的, 写出 H ( z ) 的收敛域。 ( 3 ) 限定系统是稳定性的, 写出 H ( z ) 的收敛域
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】Who do the audience identify themselves with when watching the movie?
A.
Baines
B.
Stewart
C.
Ada
D.
Ada’s daughter
【简答题】Who do you think is the intended audience of the article?
【单选题】急性阑尾炎时麦氏点有明显压痛,此点位置在()
A.
脐与右髂前上棘连线的中、内1/3交点处
B.
脐与右侧髂结节连线的中、外1/3交点处
C.
两侧髂前上棘连线的右侧中、外1/3交点处
D.
两侧髂结节连线的右侧中、外1/3交点处
E.
以上都不对
【单选题】When you do the audience analysis, which question is not the one should appear in your mind?
A.
Who are the audience?
B.
What do the audience know?
C.
How do the audience feel?
D.
Why do I give the speech?
【单选题】No matter who writes a speech, the audience______.
A.
believe it expressed the speaker's idea
B.
know very well who the speaker is
C.
know whose idea the speech really expresses
D.
do not believe what the speaker says
【单选题】The following passage is from the captureplanning.com website. It is an introductory paragraph and the first thing a viewer on the website will see. Who do you think the audience is for the passage? (...
A.
Customers
B.
Someone who is not familiar with writing business proposals
C.
Business managers
D.
Anyone who visits the website
相关题目：
参考解析：
知识点：
题目纠错 0
发布
