• It has the advantages of both the PER method and the ar method, and is mainly used to estimate the power spectrum of a short signal composed of harmonic components with random noise.

    方法吸取了PER方法AR方法各自优点。它主要适用谐波随机噪声信号功率估计

    youdao

  • When the random processes that meet certain power spectra are simulated by digital filters to white noise, the step length of the filters affects response mean-square values and correlation functions.

    用计算机模拟满足一定功率规律的离散数字随机信号时,通常是对伪随机噪声离散数字信号进行数字滤波来模拟。

    youdao

  • In the measurement of sound absorption coefficient in random incidence and determination of sound power levels of noise sources, the reverberation room is used very extensively.

    混响声学专业实验室用房,它测量声波无规入射时材料的吸声系数测量噪声源功率中得到了广泛应用

    youdao

  • In the measurement of sound absorption coefficient in random incidence and determination of sound power levels of noise sources, the reverberation room is used very extensively.

    混响声学专业实验室用房,它测量声波无规入射时材料的吸声系数测量噪声源功率中得到了广泛应用

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定