...龄化；土地资源利用效率；倒“U”型关系 [gap=755]Key words】Agricultural labor force aging；Land resources use efficiency；Inverted“U”type curve ...
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Agricultural labor force aging; Land resources use efficiency; Inverted "u" type curve.
农业劳动力老龄化；土地资源利用效率；倒“U”型关系。
Urban land supply is an important way to achieve a rational allocation of urban land resources, and optimize land use structure and improve the efficiency of land use.
城市土地供应是实现城市土地资源合理配置，优化土地利用结构，提高土地利用效率的重要途径。
The Overall land use Planning is an important means of the state to control the use of the land and improve the using efficiency of land resources.
土地利用总体规划是国家实行土地用途管制、提高土地资源效率的重要手段。
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