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主要介绍湖南江垭大坝倒垂孔施工中有关造孔、钻孔的防斜、测斜、纠斜及保护管的安装等施工技术
This paper mainly introduces the construction techniques of anti-inclined, inclinometer, inclined-skew and protective tube installation in the inverted hole construction of Hunan Jiangya Dam.