dedicated clean ballast tank
dedicated clean ballast tank system
clean ballast tank {= CBT}
ballast distributing and trimming machine；ballast distributing and regulating machine
ballast water and de-ballast water
a dedicated transformer for the motor starting directly on line
and Dedicated passenger line
and Passenger dedicated line
application dedicated terminal
Beijing-Tianjin passenger dedicated line
Beijing-Tianjin passenger dedicated railway
Box Girder for Passenger Dedicated Line
Changsha-Kunming Passenger Dedicated Line
Chengdu-Dujiangyan passenger dedicated railway
concentrative dedicated location
Datong-Xi’an Passenger Dedicated Railway