高等级公路项目的民族因素识别是一个系统的综合性的概念,需要从直接与间接、静态与动态多方面进行分析,其分析路径即借用利益相关者分析,社会支持分析和社会整合分析等工具性手段对该问题进行系统说明,然后根据少数民族的收益情况进行分类框架建构。 Identification of national factors in high-grade highway projects is a systematic and comprehensive concept, which needs to be analyzed in many aspects, direct and indirect, static and dynamic. The analysis path borrows tools such as stakeholder analysis, social support analysis and social integration analysis Sexual means to systematically explain the problem, and then carry out classification framework construction according to the income of ethnic minorities.