求翻译：赣州城三面环水，因为河面较宽，河两岸往来主要靠渡船。宋代赣州经济有了较大发展，为了方便与外面的沟通，于是就在章、贡两河上架起了三座浮桥。章江上的两府浮桥即南门浮桥和西津门浮桥，在80年代被现代公路桥梁所代替，只有这座建春门浮桥，作为全国历史文化名城的历史文化景观，特意保存了下来，并至今还在为赣州市民服务。是什么意思？

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Ganzhou city three surrounded by water, because the river surface is wide, the river both banks intercourse mainly depends on the ferryboat.The Song Dynasty Ganzhou economy had has developed greatly, in order to facilitate with the outside communication, therefore on in chapter of, the tribute two r

Ganzhou city on three sides by water, because the River wide, contacts between the two sides of the River main near the ferry. Ganzhou has been economic development in the Song dynasty, in order to facilitate communication with the outside, and in the chapter, the poles of two three floating bridges