A new idea in planning the Three Gorges dam is that the diversionchannel is simultaneously considered as both stream flow diversion and navigation pass during dam construction process.
在三峡工程设计中提出一种新的设计思想，即在大坝施工过程中，导流明渠同时兼作施工通航。
2
The Pandaoling tunnel is the longest non-pressure diversion tunnel of the main channel from Datong river to water irrigation project at Qinwangchuan region.
盘道岭隧洞是引大入秦灌溉工程总干渠上最长的无压引水隧洞。
3
The application of GPS RTD system is introduced in the diversionchannel closure and the third-stage soil rock cofferdam building engineering in Three Gorges projection.