利用三种方法对大量实例进行了计算，结果表明，浮电位法所得的结果，不存在误差。
Using three method calculate to much examples results show, result of swim potential method calculation have not error.
本文还对试验数据进行了数学统计分析证明试验数据组间不存在系统误差。
Statistical analysis of experimental data on mixing properties showed that no systematic error exist among the sets of data.
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.
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