beat noise

基本解释

The results, which will be published online tomorrow in Biology Letters, show the birds change their songs as needed to beat the noise.
这些结果将会刊登在明天的《生物学快报》（Biology Letters）上，显示鸟类根据需求来改变它们的鸣叫以战胜噪音。
Furthermore, there is no signal frequency fluctuation and beat noise caused by interference and beating due to optical carrier orthogonally coupled in optical domain.
此外，光载波在光域中是正交耦合，消除了随机干涉和拍噪声对振荡频率的影响。
Multiple-access interference(MAI) and beat noise(BN) in coherent time-spreading optical code-division multiple access(OCDMA) system are analyzed according to aperiodic cross-correlation function.
从码字的非周期互相关函数出发，分析异步相干扩时光码分多址（OCDMA）系统的多址干扰（MAI）和差拍噪声（BN）。

While they made plenty of noise, very few of these traders managed to beat the U.S. stock market after charging their investors rich fees.
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