中国测试精选文章 关键词:局部放电;截尾均值;偏度;相关系数;变异系数 [gap=852]Key words: PD;Trimmean;Skewness;Correlation coefficient;Variance coefficient
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fuzzy variance coefficient 模糊变异系数
coefficient of variance 变异系数 ; 变异度 ; 变异数系数
Spatial Distribution Variance Coefficient 空间分布差异系数
Industrial Structure Variance Coefficient 产业结构差异系数
variance coefficient of latewood percentage 晚材率变异系数
Population Coefficient of Variance 母体变动系数
Variance inflation coefficient 方差膨胀系数
the coefficient of variance 变异系数
dynamic range of coefficient variance 系数变异数之动态范围
Gradient is main index in micro scale. Relief, roughness and variance coefficient in elevation are main index in macro scale.2.
在微观尺度上,以坡度为主;在宏观尺度上,以地形起伏度、地形粗糙度、地形高程变异系数为主。
参考来源 - 区域水土流失地形因子分析与提取研究·2,447,543篇论文数据,部分数据来源于NoteExpress
Relief, roughness and variance coefficient in elevation are main index in macro scale.
在宏观尺度上,以地形起伏度、地形粗糙度、地形高程变异系数为主。
The objective appraisal method of clustering analysis, variance coefficient, combined with comprehensive appraisal of distance is advanced in the paper.
提出将聚类法、变异系数法与距离综合评价法相结合的客观评价方法。
Distance between dots should be uniform in the field measurement. Sampling number should be estimated by certain believe level, estimate accuracy and variance coefficient.
田间测墒时,点与点之间的距离要均匀,取样数目可以根据一定的置信水平、估值精度、变异系数做估算。
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