并列题名：Research on the social transformation and social development of the Ex-Yugoslavia Region Research on the social transformation and social development of the Ex-Yugoslavia Region Research on the transformation and development of Chinese processing trade 并列题名：Research on China's economic transformation and development in the new era 并列题名：Research on the operation and development of online education 并列题名：Research on the suitable industrial agglomeration and synergetic development of population urbanization 并列题名：Research on rural economic and social development in China 并列题名：Research on the effect of economic and social development on spatial distribution of population 并列题名：Research on the rise and fall of urban life and social development in northeast China in modern times 并列题名：Research on the transformations of socialist ideology of British labour party