DBKL urged to develop common utility tunnel system to enhance underground maintenance Adobe Acrobat 10.1.16
DBKL urged to develop common utility tunnel system to enhance underground maintenance
Excerpt:
DBKL urged to develop common utility tunnel system to enhance underground maintenance Adobe Acrobat
Zaliha: To improve the maintenance efficiency of underground facilities, it is recommended to build utility tunnels
Excerpt:
utility tunnels Adobe Acrobat 10.1.16

