This paper discusses the above problems basing on Husuzhe electric map exploring practices, summarizes the design principle and method of common vector digital map on map design.
本文以沪苏浙电子地图的开发实践为基础，对上述问题进行了探讨，并从地图设计的角度总结了通用型矢量电子地图的设计原理与方法。
The electric optic fiber cable has received extensive application, but the electric industry don't map out the detailed and uniform operation management and maintenance protocol.
目前我国电力特种光缆应用取得了长足进步，但电力行业尚未制定统一的运行管理和维护规程。
The electric optic fiber cable has received extensive application, but the electric industry don't map out the detailed and uniform operation management and maintenance protocol.
目前我国电力特种光缆应用取得了长足进步，但电力行业尚未制定统一的运行管理和维护规程。
应用推荐