In the introduction, the author analyzed the value of the thesis theme by reviewing the academic history of this topic, and emphasized that the methods of study which combined the history documents and field survey.

• 绪论部分通过对该选题学术史的回顾,说明了选题的缘起与研究价值,确定历史文献与田野调查相结合的研究方法,明确注重功能性与对策性的研究思路。