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论文分析了巷道表面围岩变形的整体性,探讨了十字法观测中顶板下沉或底鼓曲线产生波动性的原因,并提出了观测工作的改进方法。
The thesis analyzes the integrity of the surrounding rock deformation in the roadway, discusses the reason of the fluctuation of the roof sinking or drum curve in the cross method observation, and puts forward the improvement method of the observation work.