主要功能是计算均值、标准差、方差、偏斜度、峭度、 峰峰值、方根幅值、平均幅值、峰值、 波形指标、峰值指标、脉冲指标、裕度指标。-The main function is to calculate the mean, standard deviation, variance, skewness, kurtosis, peak to peak, the square root of amplitude, average amplitude, peak waveform index, peak indicators, the pulse index, margin indicators.