System stability analysis is an important and difficult matter in the automatic control theory.

系统稳定性的判定是自动控制理论中的重点内容，也是自控理论教学中的难点。

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System stability analysis is an important and difficult matter in the automatic control theory.

系统稳定性的判定是自动控制理论中的重点内容，也是自控理论教学中的难点。

youdao