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地质分析、钻孔勘探与地质雷达探测结合—地质预测预报的有效手段施工临时支护与结构衬砌—穿越岩溶的安全保证措施
Geological Analysis, Borehole Exploration and Geological Radar Detection - Effective Means of Geological Forecasting and Construction Temporary Support and Structural Lining - Safety Assurance Measures Across Karst