求翻译：滨海新区轨道交通线网，以滨海新区核心区为中心，通过市域线、城区骨干线串连滨海新区，九大功能区。核心区沿城市发展主轴京滨发展轴及沿海发展带对外放射的轨道交通线路，包括市域线Z1、Z2、Z4，城区骨干线B1、B2及现状津滨轻轨。通过轨道交通实现核心区与其他功能区的直接联系，通过换乘枢纽各大功能区之间也可以实现轨道交通便捷联系。是什么意思？

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Binhai New district track transportation network to Binhai New area for the center core area, through the municipal area, city backbone links Binhai New Area, 9 large function area. Core Area Urban Development along main jingbin development axis and coastal development with external radiation, track

The Binhai newly developed area track transportation wire, take the Binhai newly developed area core area as a center, through the city territory line, the city bone skeleton line establishes contacts the Binhai newly developed area, nine great merit energy regions.Core area along urban development

Binhai rail transit network, to the core area of Binhai New area as the Center, through the city, the urban backbone line concatenation coastal area, nine functional areas. Core area urban development along the coastal development axis and spindle Keihin development rail lines with external radiatio

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