a main water conveyance canal

attempering water pipe

bamboo water pipe

boiler feed water pipe

bottom cooling water-pipe

canal water conveyance

cast iron water pipe

Chilled water pipe

Chinese water pipe

Circulating Cooling Water Pipe

circulating pump water pipe

Circulating Water Pipe

conveyance water lock

conveyance-water tunnel

Cooling Water Pipe

cracking of water pipe

Dahuofang Reservoir Water Conveyance Project Phase Ⅱ

Dahuofang Water Conveyance Project

Dahuofang Water Conveyance Tunnel