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urban-rural gradient
释义
urban-rural gradient
Encyclopedia
理学
〔城市生态学基本概念〕
释
urban-rural gradient
城乡梯度
生态系统的要素、结构、过程、功能和服务从城市到乡村逐渐变化的趋势。是城市逐步向外扩张形成的空间格局。
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Fisher discrimination
Fisher discrimination function
Fisher distribution
Fisher efficiency
Fisher equation
Fisher estimator inequality
Fisher exact test
Fisher F-distribution
fisheries
fisheries administration
fisheries administrative enforcement
Fisheries Advance Magazine
Fisheries and Oceans Canada
fisheries basic management system
fisheries biological economic model
fisheries biology sampling
fisheries circular economy
fisheries disasters
fisheries ecological economic system
fisheries ecological economy
fisheries ecological service values
fisheries economic benefits
fisheries economic institutions
fisheries economic organizations
fisheries economy
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