based on the case analysis of U/H university based on the case analysis with R language 中国博士质量调查：基于U/H大学的案例分析：based on the case analysis of U/H university based on the analysis of field theory based on the comparative analysis of four different types based on the analysis of DSGE framework based on the empirical analysis of provinces in China based on the case of Fuzhou Fujian based on the case study of Guizhou Province based on an empirical analysis of Zhejiang province