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三峡水利枢纽左岸大坝与电站第二阶段开挖工程是三峡电站2003年第一批机组发电的夫键工程之，是电站尽早发挥效益的所在；由于其地质条件复杂、开挖形体多变、技术麦成型困难，且易在施工期形成杨向7祝叛国的范动面。及语担的四四家丁调以用四围困田径算成用本标段“的夫项目。
The second stage excavation project of the left bank dam and power station of the Three Gorges Project is the key project of the Three Gorges Hydropower Station that was the first generation unit to generate electricity in 2003 and is the place where the power station exerts its benefits as early as possible. Due to its complex geological conditions, Difficulties in forming technical wheat, and easy to form in the construction period Yang Xiang 7 wish the traitorous paradigm. And the four or four daughters in charge of language with four siege track and field into the use of the tender section "husband project.