Some experimental results obtained by using cross-spectrum technique and many times average of the sampled signals are given in this paper.

本文给出用互功谱技术和多次平均方法所得的一些实验结果。

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In this paper, the theory and the experimental technique about the identification of a noise source using a cross-spectrum analysis method have been studied.

本文研究了互谱分析法在噪声源定位应用上的理论和实验技术。

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The results show that the phase shift angle can be measured accurately based on the cross-spectrum method with equivalent interval sampling of workpiece rotary angles.

结果表明，利用等工件转角间隔采样通过互功率谱密度方法可以实现相位差的精确在线测试。

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Moreover, it also helps one to understand where lasting change is likely to originate: not from the occasional activity of a cross-spectrum grouping, but from the sustained, persistent, targeted, and strategic activity of one.

FORBES: Richard Sakwa's Outstanding Analysis of the Putin System's Past, Present, and Future