coefficient of variation
英 [ˌkəʊɪˈfɪʃnt ɒv ˌveəriˈeɪʃn]
美 [ˌkoʊɪˈfɪʃnt əv ˌveriˈeɪʃn]
变异系数
双语例句
- Study on Usage of Coefficient of Variation for Statistics of Magnetic Parameters of Samples
变异系数用于标本磁参数统计工作的研究 - Meanwhile, it was found that using coefficient of variation as an indicator of early generation stability was unreasonable by analyzing plant height as an example.
同时以株高性状为例，分析了变异系数作为数量性状早世代稳定指标的不合理性。 - 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.
分析方法的精密度通常以一系列测量值的标准偏差或相对标准偏差（变异系数）来表示。 - Study on coefficient of variation of bone mineral density by Prodigy-DXA measurement
Prodigy型骨密度仪测量骨密度的变异系数研究 - Coefficient of variation and its application in orderliness judgment of illite-montmorillonite mixed-layer mineral
变差系数法在伊/蒙混层矿物混层有序性判断中的应用 - When the working speed was lower, the coefficient of variation in the same rows was higher.
机具行走速度越低，行内一致性变异系数越大。 - The corneal endothelium was analyzed for cell density, percentage of hexagonal cells, and coefficient of variation ( CV) of cell size.
角膜内皮细胞分析指标为细胞密度，六角形细胞比例及细胞大小变异系数。 - Disc Brake's Structure Optimization Based on Coefficient of Variation
基于变异系数的盘式制动器结构优化设计 - Impartiality Indexes of Power Dispatching Based on Modified Weighed Coefficient of Variation
基于修正加权变异系数的电力调度公平性指标 - The exact classical limits for the coefficient of variation c for the normal distribution are derived.
本文推导了正态变差系数的经典精确限。 - 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。 - On a limited sampling, the single-operator coefficient of variation has been found to be9.1%.
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%。 - In this paper, the bayes predict formula of the resistance characteristic value is put forward in the condition of the coefficient of variation is known or unknown, and an authentication is provided.
文章提出了变异系数未知和已知情况下抗力标准值的贝叶斯推断公式，并予以验证。 - The coefficient of variation of left ventricular function indicators in breath-hold cine MRI measured is less than that echocardiography measured.
屏气电影MRI测量左室功能指标的变异系数均小于超声心动图测量左室功能指标的变异系数。 - 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 most frequently used method of paper formation evaluation is by formation index, or coefficient of variation ( COV) of mass or optical density variation of the paper.
纸张交纤的评估使用最多的方法是应用纸张质量或光学密度的变异系数，即一般所谓交织指数。 - The Study on the Application of Coefficient of Variation in the Reliability Test of Structure
变异系数在既有结构可靠性检验中的应用研究初探 - 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。 - The coefficient of variation of the content of the total and available trace elements is high.
湖州市土壤全量和有效态微量元素含量的变幅宽，离散度大，变异系数高。 - 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。 - In this paper the law of coefficient of variation has been adopted to confirm decision-making model parameter of calculating;
在确定储位分配决策模型参数计算中，采用了变异系数法； - The mean value and coefficient of variation of turbulence integral scale in typhoon process are calculated;
计算得到了台风过程中湍流积分长度的平均值和变异系数； - Genetic coefficient of variation of Plant height and pod number were exceed 30%;
株高和荚粒性状的遗传变异系数都超过了30%； - Prove that the mathematical expectation of the coefficient of variation inexists;
证明了变异系数的数学期望是不存在的； - Thirdly, the factors of affecting the coefficient of variation of existing structural resistance are simply analyzed.
分析了现有结构抗力变异性的主要影响因素，并利用实测数据进行了实例分析； - For the determination of weighting factors, we integrated the use of information entropy and the coefficient of variation method.
对于权重因子的确定，这里我们综合使用了信息熵法和变异系数法。 - The introduction of scaling factor and coefficient of variation increase the classification accuracy and reliability.
引入缩放因子和变异系数进行分类判别，增加了分类的准确性和可靠性。 - When sphere radius is log-normal and normal distribution, the packing density increases with coefficient of variation.
球体半径服从对数正态分布和正态分布时，其堆积密度随变异系数的增大而增大。