Statistics histogram data processing scheme is designed. Standard deviation of frequency modulation is found out according to normal distribution characteristics.
设计了统计直方图数据处理方案，按照正态分布的特性找出了寄生频率调制的标准偏差。
Empirical evidences show that the distributions of high frequency time series are "fat tail" type distribution rather than normal distribution with "light tail" as those in traditional modeling.
经验表明高频时间序列的分布常是“肥尾”型的，而非传统建模中的“薄尾”型的正态分布。
The frequency of the wood fiber length in different parts of the trunk is in evenly normal distribution.
不同树干部位木材纤维的长短频率分布均匀且遵从正态分布。
Objective and Methods: We tested the frequency distribution and the range of normal values of the sialic acid concentration in 386 normal human serum samples by chemical colorimeter.
目的与方法：本文采用化学比色法观察了386例正常人血清唾液酸的频率分布与正常值范围。
The study obtained the morphometric parameters of different cells and frequency distribution figures of morphometric parameters of total cells in normal lingual exfoliated cells.
获得了正常人舌脱落细胞中不同细胞的形态计量学参数及总体细胞形态计量学参数值的频率分布图。
Crowd excitation is simulated by random method according to normal footfall force curve and other individual factors such as distribution of crowd, step frequency and physiological characteristics.
根据单步落足曲线，结合影响人群行走效应的因素如人群分布、行走频率及个体生理特征等，采用随机方法模拟人群行走激励。
Crowd excitation is simulated by random method according to normal footfall force curve and other individual factors such as distribution of crowd, step frequency and physiological characteristics.
根据单步落足曲线，结合影响人群行走效应的因素如人群分布、行走频率及个体生理特征等，采用随机方法模拟人群行走激励。
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