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qian kong chui duo gong yi zuan jin zai shui wen shui jing ji gong cheng zhong de ying yong
Pages: 53-56
Year: Issue:  6
Journal: Hydrogeology and Engineering Geology

Keyword:  downhole hammerreversed continuous refuse dischargingsynchronous follower pipefroth drillingpercussion compaction;
Abstract: 文章分析了潜孔锤钻进技术的优缺点,提出了根据不同地质条件及工程要求,研究与其它的先进钻进工艺方法相结合,克服该方法自身存在的某些缺点,形成了潜孔锤多工艺钻进方法,不仅拓宽了潜孔锤的使用领域,实践证明它发挥了其它钻进方法无法比拟的作用。
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