The three levels of the development of circular economy are _____.
A、network level
B、park level
C、social level
D、enterprise level
绿色经济与中国实践

章节列表

1. Ecological and Environmental Issues.102. Textbooks and Practice103. Research Hotspots and Cutting Edge Research104. Circular Economy105. Low-Carbon Economy106. Green Economy107. Sustainable Development108. Ecosystem Services109. Ecological Footprint1010. Environmental Policy Assessment9Final Exam50