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岩溶防渗帷幕
云龙水库大坝防渗帷幕设计
云龙水库大坝防渗帷幕设计——云龙水库大坝坝址区地质条件复杂，左岸中上部为砂岩、泥岩、页岩互层； 中下部有燕山期侵入岩脉穿插；下部、河床及右岸为白云质砂岩。坝址区普遍存在顺河床向、横河床向两组陡倾角节理。且大坝右岸下部有规模较大、顺河床断层、褶...
防渗帷幕工程施工方案
We will continue to im prove the compa ny's inter nal control system, and steady impr ovement in a bility to manag e and control, optimize busi ness processes, to e nsure smooth pr oce sses, re sponsibilitie s in place ; to further strengthe n inter nal control s, play a contr ol post indepe nde nt oversig ht role of evaluation complying wit h third -party responsi bility; to a ctively make use of