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本文通过深圳火车东站双龙工程实例,结合旋挖钻机在钻进中遇到的塌孔、吸钻和硬岩无法钻进的难题进行分析,提出解决措施。
In this paper, through the case of Ssangyong project in Shenzhen East Railway Station, this paper analyzes the problems of hole collapse, suction drilling and hard rock intrusion encountered during the drilling of rotary drilling rig, and puts forward the solutions.