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- Spatial variability of soil water retention curves on a forested hill-slope. 森林流域坡面林地土壤水分运动特征参数空间异质性研究。
- Statistical parameters of soil sampling data and its spatial variability. 田间土壤采样数据的统计特征与空间变异性研究。
- triplet of three spatial variable 三空间变量体
- multiple discrete spatial variable 多个离散空间变量
- To develop precision agriculture in China, research needs to focused on database based on GIS, soil spatial variability, data collection of soil characteristics, deciphering of remote sensing information, variable rate technology, etc. 从基于GIS的数据库建设、土壤性状空间变异理论、土壤性状的数据采集、遥感信息解译、农业机械变量控制技术等方面介绍了实现我国精准农业还需研究的问题等。
- It has been a hotspot to use the geostatistics combined with GIS to study the soil spatial variability at present. 利用地统计学,结合GIS技术来研究土壤性质的空间变异,已成为目前土壤学研究的热点之一。
- Spatially variable velocity models need lo be derived for P-and S-waves prior imaging. 空间可变的速度模型来源于对P、S波预先成像。
- The spatial variability of regional water requirement(WR) and water deficient ratio(WRD) are studied with geostatistics. 应用地统计学方法研究区域需水量和缺水率的空间变异性。
- The spatial variability of regional water requirement (WR) and water deficient ratio (WRD) are studied with geostatistics. 摘要应用地统计学方法研究区域需水量和缺水率的空间变异性。
- Surface evapotranspiration has obvious spatial variability, but traditional measurement methods are based on point measurements. 陆地表面的腾发量分布具有很大的空间变异性,而传统方法只能进行点上的计算。
- The reasonable sampling number in field for SOM is based on the spatial variability of nutrient factor and the required data precision. 草地土壤有机质合理取样数取决于有机质要素自身空间变异程度和人们对数据精度的要求。
- Spatial variability of soil moisture in the irrigation district is analyzed by integrating Geostatistics and general theory of statistics. 将提出的墒情监测方法及区域土壤水分预报方法,应用于构建整个灌区的实时灌溉预报模型之中,并在灌溉预报过程中进行实时修正。
- It can not only be potentially applied in to video stabilization system but also be applied in to other practical spatially variable distortion correction fields. 该技术不仅可以应用在视频稳定化系统中,还可以应用到其他空变失真图像序列的失真校正领域。
- The reasonable sampling number of grassland soil nutrients should be based on classic statistical characteristics and spatial variability. 草地土壤有机质合理采样数应建立在统计特性和空间结构性基础上。
- In this paper, a video stabilization technique based on Dynamic Displacement Field (DDF) model is introduced to stabilize the spatially variable distorted image sequence. 基于动态偏移场模型,本文提出了一种适用于空变失真图像序列的视频稳定化技术。
- The spatial variability of soil organic matter and phosphorous content was larger than that of the other nutrient in topsoil of artificial forestland. 人工林表层土壤养分中有机质和速效磷的空间变异性较大;
- A short-term, multi-scale assessment to quantify spatial variability in air quality is a valuable asset in designing an air-quality monitoring network in mountainous regions. 一项短期、多尺度的评价来从数量上确定空气质量的空间变动,这对设计山区空气质量监测网络来说是一项很有价值的资源。
- A constant, variable, function name, or expression. 一种常数、变量、函数名或表达式。
- Classical statistical analyses show significant spatial variability of soil erodibility K values at a scale of small watershed, the variance coefficient of which is 39.94%. 经典统计学方法分析表明,在小流域尺度下土壤可蚀性K值存在很强的空间变异性,其变异系数达39.;94%25。
- The prices are variable, shop around by all means. 价格高低不一,所以一定要货比三家逐店选购。