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。
Variance coefficient method (CVm), reciprocal CVm and regularity coefficient method were used to study the regularity degree of agronomic traits.
研究农作物农艺性状整齐度指标的方法主要有变异系数法、变异系数的倒数法和整齐度系数法三大类。
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。
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