The port is becoming more important in the national economy. The function of the port develops increasingly, which changes from the transportation node to the international trade centre.
港口在国民经济中的地位进一步提升，港口功能不断拓展，已从传统的运输节点转为国际贸易的中心。
The port is the basic industry in the national economy and an important node of the global supply chain network.
港口是国民经济的基础产业，是全球供应链的重要节点。
The airport is not only the important node of civil aviation transportation, but also the significant compositions of national economics system.
机场不仅是民航运输网络中的重要节点，也是国民经济体系中的重要环节。
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