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The construction and integration of infrastructure is the hardware foundation for the air-rail intermodal system. The overall structural characteristics and traffic radiation range of The Beijing-Tianjin-Hebei Regional railway network were analyzed with complex network theory. The railway structures including four major airports of The Beijing-Tianjin-Hebei Region were analyzed. The corresponding optimization ideas are put forward based on the current railway network and existing planning.

Study on the Optimization of Air-rail Intermodal Network Layout in The Beijing-Tianjin-Hebei Region under the Background of Xiong’an New Area