• Step four: the main frequency spectrum of the acoustic analysis.

    步骤:进行声波主要频谱分析

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  • This article proposes one practice case for a satellite frequency spectrum monitor system.

    提出一种卫星频谱监测系统实践案例

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  • The concept of time - frequency power spectrum is introduced.

    引出了功率概念

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  • The concept of time - frequency power spectrum is introduced.

    引出了功率概念

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