“urban spatial gravity model”的概念、定义、翻译、参考文献-科学参考

单词	urban spatial gravity model
释义	urban spatial gravity model Encyclopedia 工学规划理论释 urban spatial gravity model城市空间引力模型根据距离衰减原理和牛顿万有引力公式构造出来的用于衡量两个城市区域间空间相互作用力大小的抽象结构。是用来分析和预测城市空间的相互作用、城市经济影响力范围、城市间要素流动、城市土地利用变化等城市空间现象的数学方程。
随便看	ecological productivity of grassland ecological protection engineering ecological protection of the Sanjiangyuan areas ecological protection red line ecological protection redline system ecological protection tax ecological psychology ecological pyramid ecological race ecological range of invasive species ecological reconstruction ecological recovery of farmland ecological recycling ecological red-line of resources and environment ecological region ecological regionalization in China ecological regulation and management of pests ecological remediation of contaminated soil ecological remediation of polluted water ecological remediation of pollution ecological remediation of soil refuse dump ecological remediation of tailings ecological remediation of waste dump ecological remote sensing ecological response

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