ErtanBNC²³⁶²¹³⁺¹ 基本例句 埃尔坦¹⁰⁰ The horizontal construction joint treatment of Ertan Arch Dam concrete, concrete placement of dam base and connection efficiency examination between concrete joints and concrete with dam base. 介绍了二滩拱坝混凝土水平施工缝处理及坝基面混凝土浇筑和检查混凝土缝间、混凝土与坝基结合的效果。 cnki