“urban-rural gradient”的概念、定义、翻译、参考文献-科学参考

单词	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。
随便看	directive gain directive indoctrinate Directive on Privacy and Electronic Communications Directive on the Legal Protection of Databases Directive on the Protection of Individuals with Regard to the Processing of Personal Data and on the Free Movement of Such Data directive probability method Directives on the Promotion of Putonghua of the State Council directivity directivity and gain of antenna directivity factor directivity function directivity function of microphone directivity index directivity index of microphone directivity pattern direct join direct joint direct laser acceleration direct laser lithography direct lateral force/pneumatic composite force compound control direct lattice direct leasing direct levelling direct light direct lightning flash

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