“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	Oxygen Isotope Analysis oxygenization oxygen lance oxygen-lime converter steelmaking process oxygen mask oxygen minimum zone oxygen nutrient in plant oxygenolysis oxygen-potential diagram oxygen reduction oxygen reduction reaction oxygen requirement oxygen-rich star oxygen saturation oxygen scavenger oxygen sensor oxygen sequence oxygen side-blown converter steelmaking oxygen star oxygen storage material for three-way catalyst oxygen supply system oxygen susceptibility test oxygen system in iron and steel enterprises oxygen tank explosion oxygen theory

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