Those pipe are widely used in sewer, electricity and tele-communication cables, drainage for airport and railway projects irrigation pipes, etc.
电缆 导管、机场道路和铁路排水管、低孔灌溉输水管。
2
Recurring to the path information provided by GIS, This function of the TRMS can effectively facilitate the maintenance of the Tele-Communication resource.
借助于GIS提供的道路信息，系统这一功能可以快速有效地为电信资源维护工作提供帮助。
3
Tray type cable tray is one of the widely used cables in the area of petroleum, chemical industry, electric power, light industry, television and tele-communication.