noisemete噪音计noisen.噪声；喧闹声；响声vt.谣传vi.大声说话；发出噪音noise radiation pattern噪声辐射图noised reference signal含噪样本noise barrier structure声屏障结构noise abatement takeoff噪音限制起飞noise elimination wheel消声车轮noise reduction feature消音装置noise-tone difference噪声-纯音差noise strength standard噪声强度标准noise balancing circuit平衡静噪电路noise modulated jamming噪声调制干扰

1. The oversampling mechanism spreads the noise power across a wider frequency range.
   过采样结构在较宽的频率范围内扩展噪声功率。
2. A power spectrum compensating algorithm is presented for frequency estimation of single sinusoids in colored noise at low SNR.
   摘要针对色噪声条件下的低信噪比单音信号频率估计问题，提出了一种色噪声功率谱补偿算法。