1) spatial variability coefficient
空间变异系数
1.
Then some variation laws of the correlative distance and spatial variability coefficient are gained by statistic analysis of shear strength indexes of several typical.
根据杭州地区大量实际工程的勘察资料,通过采用土层剖面随机场模型,把土性参数的点变异性和空间变异性联系起来,对几个典型土层强度指标的空间概率特征进行了统计分析,得出了强度指标相关距离和空间变异系数的变化规律。
2.
The spatial variability coefficients of the indexes for Taiyuan silty clay were compiled.
根据工程勘察资料和室内强度试验 ,对太原地区粉质粘土的强度指标空间概率特征进行了统计分析和实验研究 ,得出了强度指标空间变异系数的变化规律 ,建立了强度指标的Beta分布概率模型 ,拟合了物理指标与强度指标间的经验关系。
3.
Variation laws of spatial variability coefficient about physical and mechanical index are gained by using random field model of soil profile and engineering characteristic are illustrated by analyze soil indicators.
通过宁波地区120项实际工程的勘察资料,对该地区普遍存在的典型淤泥质软土土性概率统计特性进行研究分析,采用土层剖面随机场模型,得到基本物理力学指标空间变异系数的变化规律,并根据土性指标揭示其工程特性;利用回归分析方法,建立其物理力学各指标间的相互经验公式。
2) spatial variability data
空间变异数据
3) Time-frame variation coefficient
时间变异系数
4) Spatial variability
空间变异
1.
Influence factors of spatial variability of soil heavy metal contents along roadside;
路域土壤重金属含量空间变异的影响因子
2.
Study on spatial variability of lead content under flue-cure tobacco (Nicotiana tabacum) leaf in Hunan Province,China;
湖南烤烟(Nicotiana tabacum)铅含量的空间变异特性研究
3.
Spatial variability of heavy metals in soil of Three-Gorges Reservior in Chongqing;
重庆三峡库区耕地土壤重金属含量的空间变异性研究
5) spatial variation
空间变异
1.
Simulation of soil arsenic spatial variation property in Xinyi and Donghai agricultural area using sequential gaussian simulation technique;
序贯高斯法模拟新沂、东海农业区土壤砷空间变异性
2.
Study on spatial variation of infiltration rates for small watershed in loess plateau;
黄土丘陵区小流域土壤入渗速率空间变异性
3.
Influence of the spatial variation of soil pH on soil available potassium in banana plantation;
香蕉地土壤pH的空间变异及其对土壤速效钾的影响
6) spatial variance
空间变异
1.
Studying the spatial variance characteristics of soil P is an important work for the soil nutrient management, and help developing best management practices (BMPs) to control the agricultural non-point P pollution.
采用GIS和地统计学方法分析了巢湖流域土壤全磷含量的空间变异特征,揭示了土壤全磷空间变异的主要影响因素。
2.
Analysis on spatial variance of organic matter and available nitrogen of red soil surface layer in the hilly area of Longyou,Zhejiang province by geo-statistic and GIS resulted that the semivariogram for soil organic matter was well fitted by spherical model,while that for logarithm conversion value of alkaline hydrolysable nitrogen(AHN) was the same.
以浙江省龙游县的低丘红壤地区为例,采用GIS和地统计学相结合的方法,对其表层土壤的有机质和有效氮两种养分的空间变异特征进行分析,结果表明:有机质变异函数曲线的理论模型能较好的符合球状模型,有效氮对数转换后,也符合球状模型。
3.
Spatial variations of ten kinds of soil nutrients and soil pH value were studied at Dushu nutrient monitoring village in Shaoxing City, Zhejiang Province, which was located on alluvial plain, and the characteristics of spatial variance were obtained from geostatistic analysis on soil nutrients.
通过对绍兴独树养分监测村土壤10种养分元素空间变异性的研究,明确了水网平原水稻土养分空间变异规律。
补充资料：变异系数
分子式：
CAS号：
性质：又称相对标准差。是测定标准差与测定平均值之比，以符号V表示。可用它来比较在量纲或数量级上不同的测定数组的相对离散程度的大小。
CAS号：
性质：又称相对标准差。是测定标准差与测定平均值之比，以符号V表示。可用它来比较在量纲或数量级上不同的测定数组的相对离散程度的大小。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条