A scientific and reasonable structured vegetation factor index on regional scale by remote sensing technology should be proposed and obtained, which is a theory research urgently needed in soil and water loss monitoring and ecological environment construction.
基于遥感技术的区域尺度上科学合理的结构性植被因子定义及其提取是水土流失定量监测与生态环境建设亟待解决的理论问题。
参考来源 - 区域水土流失结构性植被因子遥感提取研究Regional scale risk assessment is more complex than that at a city scale because of the internal differences.
然而,区域内部差异性使得区域尺度水资源短缺风险相比城市尺度更为复杂。
参考来源 - 区域尺度水资源短缺风险评估与决策体系——以京津唐地区为例·2,447,543篇论文数据，部分数据来源于NoteExpress
全球和区域尺度上陆面生态系统与气候密切相关。
It is well known that climate is closely related to the terrestrial ecosystem of land surface in global and regional scales.
对目前区域尺度上土壤侵蚀评价的主要研究内容进行了归纳。
The studies of soil erosion assessment on regional scale is reduced to three categories depending on temporal scales.
在区域尺度和定位观测的基础上，探讨了渭北塬区不同苹果种植分区的土壤水分特征。
Based on the data of regional scale and located field measurement, this paper investigated the soil moisture characteristics of the apple-planting subarea in Weibei dry highland, Shanxi Province.
应用推荐