A function of probability distribution of fading is derived and the deviation coefficient and probability coefficient of field strength are obtained.
并研究场强沿铁路的起伏规律,导出场强起伏的概率分布函数,得到场强偏差系数和概率系数。
Under the condition of experiment in the paper, the best way is to compose biasing SH panels, and it makes the velocity deviation coefficient reduce 85%.
试验表明,将分隔屏组合偏置,效果最佳,可使水平烟道内速度不均匀系数下降达85% 。
Using the standard deviation coefficient as analysis target, the author provides a new probability analysis method, in case the mathematical expectations are different.
提供了一个在数学期望值不相等条件下进行概率分析的新方法,该方法采用所谓标准差系数作为分析指标。
The precision of an analytical procedure is usually expressed as the standard deviation or relative standard deviation (coefficient of variation) of a series of measurements.
分析规程的精密度通常以一系列测量数值的标准差或相对标准差(变异系数)来表示。
It has also been shown that this deviation is more than just addition of linear loss coefficient especially when long haul fiber optic systems with inline amplifiers are considered.
同时也显示出,该结果的背离不仅仅是线性损耗系数的简单叠加,特别是在长久光纤系统中存在同轴信号放大器的情况下。
The paper simply reviews the application of quantification method in accident loss statistics, and proposes the method of mean square deviation analysis to determine the weight coefficient of simples.
简要介绍了事故损失统计中一些量化方法的应用,同时提出用方差分析来确定加权系数的取舍。
This thesis is to analyze the coefficient of standard deviation of the earnings before interest and tax and the earnings per share.
在销售量为随机变量的时候,本文利用标准差系数来讨论销售量、税息前收益和税后收益的波动程度之间的联系。
The mean sensitivity coefficient and the standard deviation sensitivity coefficient are strongly related and both can be used to identify key contributing random variables.
变量的均值敏感性因子和标准差敏感性因子是高度相关的,都可以用来识别最敏感的随机变量。
The standard deviation, range, variation coefficient, 95% confidence interval were analyzed, the average values of 3 cycles were compared with those of 5 cycles.
计算各组变异系数、标准差、极差、均数95%可信区间,比较连续3个心动周期与5个心动周期的参数测量值。
It is found that the more the variance explained by the linear model, the smaller the standard deviation of regression coefficient.
拟合方差与回归系数标准偏差存在明显的相关关系。线性模型能解释的方差越大,回归系数标准偏差越小。
Based on the standard deviation and variation coefficient, soil water change in the profile could be divided into four layers by cluster analysis.
基于标准差和变异系数两个指标,采用聚类分析,可将土壤剖面水分垂直变化划分为四个层次:速变层、活跃层、次活跃层和相对稳定层。
It applies Minimax deviation method and coefficient of variation method to define weighting to avoid influences caused by human factors from subjective assignment.
该体系运用极小极大离差法进行指标的筛选,并应用变异系数法进行指标权重的确定。
The normal population characteristics, such as the mean, standard deviation, percentile, percentage and coefficient of variation, are often tested in engineering.
正态母体特征值(母体均值、百分位值、百分率、标准差和变异系数等)的检验是工程中常见的问题。
Landscape features of the basin mean little difference between the standard deviation of the value of landscape features smaller basins, inter-month changes in runoff coefficient is more gentle.
景观功能均值相差不大的流域之间,景观功能值标准差较小的流域,月际间径流系数的变化更加平缓。
The modified standard deviation is generally larger than the original one and increases with the correlation coefficient between lognormal interferers and with the number of interferers.
修正后非相关的阴影标准差较相关时变大,而且随着相关系数和干扰源个数的增加而增大。
The modified standard deviation is generally larger than the original one and increases with the correlation coefficient between lognormal interferers and with the number of interferers.
修正后非相关的阴影标准差较相关时变大,而且随着相关系数和干扰源个数的增加而增大。
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