三峡二期下游围堰砼防渗墙复杂结构拆除爆破设计

三峡二期下游围堰砼防渗墙复杂结构拆除爆破设计的英文翻译

基本释义

• Design of demolition blasting of complicated structure of concrete cut-off wall in second-stage downstream cofferdam of Three Gorges Project