系统的传递函数为<img src='https://img2.soutiyun.com/shangxueba/ask/17991001-17994000/17992371/2018032817055661358.jpg' />,则其幅频特性为()。<img src='https://img2.soutiyun.com/shangxueba/ask/17991001-17994000/17992371/2018032817060729748.jpg' />

A.A B. B C. C D. D

时间:2024-04-21 10:46:06

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