1)Sound level,噪音度2)excessive noise,过度噪音3)noise linewidth,噪音线宽度4)NTR Noise C Temperature Ratio,噪音温度比5)noise current spectrum density,噪音电流谱密度6)noise level estimation,噪音强度估计
用法例句
The experiments show that the precision of the noise level estimation is greatly incneased.