比功率法 calculation refer to specific power
I支路功率方差比方法 I branch power variance ratio
支路功率方差比方法 I branch power variance ratio
采用滤波法进行功率谱分析，不存在数据截断带来的误差，还可方便地用于等百分比带宽的谱分析。
But the filter method avoids the error caused by truncated data and it can achieve the analysis of a fixed percentage bandwidth easily.
最后给出的计算机模拟测试结果表明，双谱法比功率法具有更高的检测分辨率和抗噪声能力。
The simulation experiment shows that the bispectrum method has the advantage of high testing sensitivity and insensitivity to noise.
目前，复杂周转轮系的功率流分析、传动比和啮合效率的计算既困难又繁复，而应用离散分析法可以改变这一局面。
It is difficult and complicated to analyze the power-flow of the complex epicyclic gear trains and compute their transmission ratio and meshing efficiency.
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