It also discusses and explains how the theory of " field - habitus " is used in this study . it gives the information how the sites for facts finding was chosen and their basic circumstances and expounds in detail how to carry out the facts finding . chapter 4 - basic habitus of welfare field , analyzes the basic habitus of welfare field , namely the concept of welfare models , of the jinuo and bulang nationalities 本章分析了布迪厄的“场域-惯习”论及其与社会福利研究的关系，并就“场域?惯习”论在本研究中的运用作了讨论；介绍了实地调查的地点选择及所调查社区的基本情况，并对实地调查的方法作了较为详细的说明。
