我国农作物碳汇的阶段特征与空间差异研究—沃阅读 关键词：农作物碳汇；阶段特征；空间差异 [gap=1519]Key words： crop carbon sinks； phase characteristics； spatial differences
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But it must be pointed out that geography of well-being in the past just remains in the level of describing the spatial differences in the level of well-being, and it is not enough.
但必须指出的是,以往的福祉地理学研究仅仅停留在描述福祉水平空间差异层次,这是不够的。
参考来源 - 区域发展不平衡的福祉空间地理学透视Chapter two compares the natural regional differences of the city economic development along the drainage areas of The Yellow River and uses GIS technology to analyse the spatial differences of the economic scale and the economic level in per capita.
第二章,比较黄河流域城市经济发展的自然分区差异,利用GIS技术分析流域城市经济规模空间分异和人均经济水平空间分异。
参考来源 - 黄河流域城市经济空间分异与发展研究Boundary of eco geographical regions is based on a set of index that indicates the regional features. It is located on special location by spatial differences in environmental features.
生态地理区域界线由一系列反映生态地理区域特征的指标为依据 ,通过其空间差异落实到具体的空间位置上。
参考来源 - 生态地理区域界线划分的指标体系·2,447,543篇论文数据，部分数据来源于NoteExpress
Raplacing the spatial derivatives by spatial differences in the equation of the latter, we get the equation of the former.
将均匀杆自由纵振动运动方程中对空间的偏导数用差商代替，就得到一维单原子链晶格振动的运动方程。
The paper analyzes the economic spatial differences and the main factors which lead to the differences in Yiluo river basin.
文章着重分析了伊洛河流域经济空间分异及其形成的主导因素。
The results showed that there were significant spatial differences of Songhua river basin vegetation; NDVI of mountain was significantly higher than that of the central plain.
结果表明，松花江流域植被覆盖存在着显著的空间差异，山区NDVI值明显高于中部平原区。
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