通信电子地图管理系统
telecom electronic map management system
城市电子地图
city electric map
city electronic map
city published electronic map
导航电子地图
navigation digital map
digital navigation map
navigable digital map
navigation electronic map
Electronic Map for Navigation
navigable electronic map
地图匹配
map match
Map-matching
map matching
mapping arithmetic
map-macthing
floating car data FCD
Rail-station
map matching MM
Beam-to-column Connection