Research Article

Research on the Relationship between Beijing-Tianjin-Hebei Airport Group and Regional Coordinated Development

Table 12

Synergy level.

Coordination degree SD≤0.490.5∼0.590.6∼0.690.7∼0.79≥0.8

RankNot synergeticBarely synergeticMedium synergeticGood synergeticHigh-quality synergetic