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已知系统的系统函数为H(s)=s+2/s(s2+3s+2),求系统的自然频率为。

A、-1,-2

B、0,-1,-2

C、0, -1

D、-2

时间：2021-09-01 23:39 关键词：青书学堂黑龙江科技大学信号与（专升本）

答案解析

B

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