New mode research on knowledge-based urban development in China 并列题名：New mode research on knowledge-based urban development in China Research on urban green development in China Research on decision-making in urban development in China Basic research on natural gas geology and development in China Research on rural reform and development in China Optimization research of wind energy resource development in China 并列题名：Basic research on natural gas geology and development in China Empirical research on circulation industry development in China Research on the chain of sports events and urban development in China