基于能流图和碳流图的我国能源结构转型分析及展望
孙文文,何国庆

Analysis and Prospect of China's Energy Structure Transformation Based on Energy Flow Chart and Carbon Flow Chart
SUN Wenwen,HE Guoqing
图6 2015—2018年煤炭生产量、净进口量和对外依存度
Fig.6 Coal production, net import and external dependence from 2015 to 2018