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Application of GZ-150A drill in Xiaolangdi project
Author(s): 
Pages: 16-16
Year: Issue:  8
Journal: WATER RESOURCES & HYDROPOWER OF NORTHEAST CHINA

Keyword:  双动力头同步跟管钻进;
Abstract: 介绍GZ-150A型全液压双动力头工程钻机在黄河小浪底水利枢纽工程中大坝观测孔中的应用及体会.
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