本文探讨了在我国城市化进程中由于城市土地扩张而出现的一些问题，分析了其产生的各种原因，并从土地利用的节约、集约等方面提出了一些政策建议。
The paper discusses the problem of land expansion in the urbanization, analyzes the reason, proposes some policy advice about the economical and intensive use of land.
但是去年城市收入增长了9.6%，但是市郊的土地却被城市的快速扩张所侵占，这终于招来了村民的怨声载道。
But urban incomes last year rose by 9.6% and, especially on the periphery of urban areas where land is being seized fastest, there is still much anger and resentment in the villages.
停止城市的地理扩张，既保护了多产的土地被进一步侵占，同时也保持多产的土地靠近城市人口。
Stopping the geographical spread of cities both protects productive land from further encroachment and keeps such land closer to the urban population.
我国大部分城市化地区正面临城镇建设用地快速扩张，土地资源迅速消耗的困境。
Most of our urban area is facing the town construction sites and rapid expansion of land resources and consumption.
在我国快速城市化进程中，城市建设用地盲目扩张，不仅造成土地资源的浪费，而且造成城市生态环境的破坏。
In the rapid urbanization process of our country, the blind expansions of urban construction land use not only waste the land resources, but also damage the ecological environment of cities.
因此，有效引导、控制城市扩张和合理利用城市内部土地资源的研究工作具有重要的战略和实际意义。
Therefore, effective guidance and control urban expansion and rational utilization of land resources within the city's research work has important strategic and practical significance.
城市扩张对生态环境的影响主要是由土地覆盖类型变化和扩张空间模式引起的。
The Influence of urban expanding on eco environment is mainly caused by the change of land coverage pattern and expanding spatial model.
人们修整土地、扩张城市及修建水坝等活动，使我们生活的那些流域发生了很大的变化，同时也会改变洪水对自然环境的影响。
We make a lot of changes to our catchments including land clearing, urban development, DAMS, and so on that can change the impact of a flood on the natural environment.
城市郊区的农民希望通过城市扩张的机会用土地换取未来的生活保障。
Farmers in suburban areas, the city hopes to expand the opportunities for using land for future living.
城市土地利用变化的焦点是建设扩张与耕地禀赋限制。
Urban region is congregation center of economy and culture, is the most frequent change region of land use change.
城市土地利用变化的焦点是建设扩张与耕地禀赋限制。
Urban region is congregation center of economy and culture, is the most frequent change region of land use change.
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