They built a lot of bridge and the diversionchannel, but some of them still use.
他们建造了许多桥梁和引水渠，而且其中有一些至今仍被使用。
2
In 2002, hundreds of ships still passed through the dam's diversionchannel on a daily basis.
2002年，每天仍有数百艘船行经大坝的导流明渠。
3
During the construction of diversionchannel in Daxia Hydropower Station in Yellow River, a retaining rock bar was reserved at entrance of diversionchannel.