从试验和理论两个角度对非线性土体圆孔扩张理论的研究现状进行了分析总结，指出现阶段该研究领域存在的主要问题，并提出了针对性的研究方向，供相关研究人员参考借鉴。%From experiments and theories, the paper analyzes the research status of non-linear soil cavity expansion theory, points out main prob-lems in the research field currently, and points out respective research direction, so as to provide some reference for researchers.
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