Under the cabling of urban network and demanding of city landscape, the resources of cable trench have a direct impact on the routes of network.
随着城市配网供电电缆化和城市景观要求，电缆通道资源对配电网线路走向有着直接影响。
2
Qinhuangdao city; utility trench; feasibility.
秦皇岛市；共同沟；可行性。
3
When Yuwen Kai designed and constructed Luoyang city, the Gu and Luo Rivers were introduced from Jicui pool at Xiyuan through Huangdao trench in front of the imperial city to Tongji trench.