Customs valuation: theoretical research and practical analysis 并列题名:Customs valuation: theoretical research and practical analysis Chinese rural tourism: theoretical research and practical exploration theoretical research and empirical analysis 中国工业绿色增长:理论研究与实证分析:theoretical research and empirical analysis 中国机动车保险欺诈:经济理论与实证分析:theoretical research and empirical analysis 并列题名:Chinese rural tourism: theoretical research and practical exploration Triangular cooperation: theoretical analysis and practical paths Tax compliance:theoretical and positive analysis 并列题名:Shield tunnel theoretical research and construction practice