通过文献调研，采用典型案例调查方法，搜集了48个科研项目。
It introduces the investigation about 48 research projects by retrospective research.
第六章：在理论总结及案例调查的基础上，提出我国旧城中心区复兴的城市设计策略。
Chapter 6: on the basis of theoretical summary and case study, the regeneration design strategy for old city centers in our country is put forward.
以西部地区两个农村社区作为案例调查对象，试图了解西部地区农户金融需求与农村金融供给的一般状况。
This paper gives a common explanation lf farmer's financial demand and rural finance supply in Western China based on a survey on two villages in West Area.
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