在丽江古城区内的玉河水系上，飞架有354座桥梁，其密度为平均每平方公里93座。
On the YuHe water system in the ancient city of lijiang, over 354 Bridges, the density of the average per 93 square kilometers.
在丽江古城区内的玉河水系上，飞架有354座桥梁，其密度为平均每平方公里93座。
On the YuHe water system in the ancient city of lijiang, over 354 Bridges, the density of the average per 93 square kilometers.
应用推荐