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通过地质雷达探测及相应的地质分析， 得出了杨庄矿“一号陷落柱”在８ 煤原预测位置确实不存在的结论， 从而为巷道合理布置及安全回采提供了依据。
Through the geological radar detection and the corresponding geological analysis, it is concluded that the “No.1 collapse column” of Yangzhuang Mine did not exist at the predicted location of 8 coal originally, which provided the basis for the rational arrangement of the roadway and safe recovery.