With the increase of test loads, the updated mean bond stress increases, but the updated coefficient of variation decreases.
随着最大试验荷载的增加,更新的粘结强度均值逐渐增大,但更新的变异系数逐渐减小。
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。
The central design coefficient is decreasing function of coefficient of variation of horizontal coefficient of consolidation, and increasing function of probability of failure.
中心设计系数是径向固结系数变异系数的减函数,而是失效概率的增函数。
RESULTS The method is accurate and easy to operate, and coefficient of variation is small.
结果该方法变异系数小,准确度高,操作简便易行。
MAIN OUTCOME MEASURES: Intrasession and intersession coefficient of variation, intraclass correlation coefficient, intratest variability, and test-retest variability.
主要观察指标:期间和期间内的变异系数、组内相关系数、测试间变异性和测试-再测试结果的变异性。
Thus, when the permeability of 50% probability and the coefficient of variation for lognormal distribution are known, one can establish a definite numerical model of permeability plane distribution.
这样,知道模型的渗透率对数正态分布概率50%处渗透率和变异系数,就可以建立起确切的渗透率平面模型。
When the environment variations are high, the white noise level (coefficient of variation) increases to 35%, the stable fish population becomes spasmodic.
在环境变化较大时,白色噪音水平(变动系数)增加至35%,稳定型种群变为不稳定型。
The critical intensity arrival time is influenced by input flow intensity, coefficient of variation, hump-working load, etc.
临界密集到达时间受到达流强度、变异系数、驼峰作业负荷等因素的影响。
On the basis of statistical theory, the distribution probability of full graded concrete strength and the relation between the sample size and coefficient of variation are introduced.
运用统计学理论给出了全级配混凝土试件强度的概型分布,导出了试验样本容量与变异系数之间的关系式。
In growing season, the coefficient of variation (CV) in spatial change were 36%, 47% and 35%, respectively.
在这三个生长季节中,土壤呼吸速率的空间变异性系数分别为36%、47%和35%。
The recovery rate, calibration curve, coefficient of variation of the filter paper method are compared with the direct analytical method.
文中对滤纸洗脱法的回收率、标准曲线、变异系数等均与直接分析法进行了比较。
Conditional Coefficient of Variation has been often used in understanding the local variability of statistical data.
条件变异系数经常被用于理解统计数据的局部变异程度。
The mean pressure, mean intensity, and the coefficient of variation of amplitude of the signal propagated in wave-guide were obtained in this paper.
本文得到了在波导传播中的无方向性点源的平均声压、平均强度和声信号振幅的起伏率。
Along with sampling scale increasing, the coefficient of variation increased gradually.
随采样幅度尺度的增大,变异系数呈逐渐增大的趋势。
On a limited sampling, the single-operator coefficient of variation has been found to be 9.1 %.
根据有限取样,发现每个操作员试验结果的变化系数为9.1 %。
The coefficient of variation of saturated water content decreased with the depth of profile. The coefficient of variation of bulk density and field capacity fluctuate with depth of soil.
饱和含水量的变异系数都随深度的增加逐渐降低,含水量、容重和田闷持水量的变异系数随深度的呈波动变化。
In statistics classification, analysis of variance were applied to analyze the coefficient of variation of area of pores.
在统计分类法中,采用方差分析法分析管孔的面积变异系数。
Coefficient of variation of the precision experiments met requirements for analysis of trace amounts of multiple pesticides.
精密度试验的变异系数满足农药多残留痕量分析的要求。
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 change of coefficient of variation with range in a surface sound channel was calculated numerically.
并对表面声道中起伏率随距离的变化作了数值计算。
Under selected experimental conditions, recovery rate and coefficient of variation of ICP-AES-microwave digestion method was 97.
结果在选定的实验条件下,ICP-AES-微波消解法各元素的回收率为97。
Coefficient of variation of fresh velvet weight character in each population, especially in Qingyuan, was relatively high.
茸质量性状的变异系数均较高,尤其以清原品系的最高。
Flat fan nozzles were found to provide the most uniform spray pattern under many pressure conditions with a coefficient of variation less than 15%.
实验研究发现,扇形喷嘴可以提供最为均匀的喷雾效率,其变化系数小于15%。
When the same recurrent selection porgram was used in various population, the greater the coefficient of variation of the population, the greater the genetic progress it made.
不同群体采用同一种轮回选择方案,表现出变异程度大的群体,选择的遗传进展也大。
The effect of coefficient of variation of uncertain parameters on the probability characteristic of consolidation for sand-drained ground is studied by the method of orthogonal experiment.
通过正交试验研究不确定性参数变异性对砂井地基固结概率特性的影响。
Critical load is mainly determined by the number of receiving and departure track and coefficient of variation of hump-working time.
临界负荷主要取决于到发线数量和驼峰作业时间变异系数。
Using the upper limit of coefficient of variation for mechanical explosive devices, the reliability design for initiating explosive device was developed.
变差系数是进行火工品可靠性设计的重要参数之一。
The rotatory method was used to determine the content of amikacin injection in the light of its right rotatory. The average recovery was 100.17%, and the coefficient of variation was 0.54%.
根据丁胺卡那霉素为有旋光性物质的原理,采用旋光法测定了丁胺卡那霉素注射液含量,结果平均回收率为100.17%,变异系数为0.54%。
Objective To analyze the coefficient of variation(CV) by measurements of bone mineral density with the dual-energy X-ray absorptiometer(DXA, Prodigy).
目的分析骨密度仪测量骨密度的变异系数。
Objective To analyze the coefficient of variation(CV) by measurements of bone mineral density with the dual-energy X-ray absorptiometer(DXA, Prodigy).
目的分析骨密度仪测量骨密度的变异系数。
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