urban lands的用法和樣例：
例句
- The urban land operation with the core of land purchase and reserve is an innovation in utilizing the urban lands.
摘要以土地收購儲備為核心的城市土地經營是城市土地使用制度的一項重大創新。 - It also proposes some alternative tactics for the maintenance of a normal order for urban land market by setting up a model for DUP and control.
並通過構建監督尋租模型的理論分析，提出維護城市土地市場正常秩序的策略選擇。
