京津冀地区经济韧性与产业结构演变的耦合关联
张学波, 付文硕, 马海涛

Coupling correlation between economic resilience and industrial structure evolution in the Beijing-Tianjin-Hebei region
ZHANG Xuebo, FU Wenshuo, MA Haitao
图2 2002—2019年中国及京津冀地区GDP增长曲线及阶段
Fig. 2 GDP growth curves and various stages in China and Beijing-Tianjin-Hebei region from 2002 to 2019