theory and practice of governmental cooperation of the Yangtze River delta 区域治理的逻辑：长江三角洲政府合作的理论与实践：theory and practice of governmental cooperation of the Yangtze River delta Theory and practice of government regulation of real estate market Resources and environment of water-land and sustainability of the Yangtze river delta Strategic environmental assessment of the Yangtze River Delta theory and practice of urban social pension service in China 并列题名：Resources and environment of water-land and sustainability of the Yangtze river delta theory and practice of German foreign relations theory and practice of students' participation in assessment Strategic path of the integrated regional development of the yangtze river delta