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本文简要介绍了膨胀软岩地层灌浆锚杆拉拔试验概况，详细地阐述了拉拔试验资料及其结果，分析探讨了影响灌浆铝杆抗拔力的主要因素，由此提出了确定锚杆容许抗拔力的分析计算方法。
This paper briefly introduces the general situation of grouting bolt pull-out test in the swelling soft rock formation, expounds the drawing test data and the results in detail, analyzes the main factors that affect the pull-out resistance of grouted aluminum rod, Anti-pull force analysis and calculation methods.