It is pointed out that a certain of relationship is existed between the coal seams and the system tracts in temporal order and spatial disposition.
指出煤层与体系域在时间序列和空间配置上存在一定联系。
The diagrams of Mosaic pattern of populations are able to reflect directly the relation of Spatial disposition among various populations and provide the type of Mosaic.
种群的镶嵌格局图直观的反映了种群之间在空间上的配置关系，并可给出镶嵌体的类型。
The diagrams of Mosaic pattern of populations are able to reflect directly the relation of Spatial disposition among various populations and provide the type of Mosaic.
种群的镶嵌格局图直观的反映了种群之间在空间上的配置关系，并可给出镶嵌体的类型。
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