The practice demonstrates that the prediction to adverse geologic condition in front of the heading face by boring radar and BEAM electric method, especially to water-holding condition, is satisfied.
实践表明，采用钻孔雷达和BEAM电法探测技术对隧道掌子面前方的不良地质情况，尤其是含水情况具有较好的预测结果。
The practice demonstrates that the prediction to adverse geologic condition in front of the heading face by boring radar and BEAM electric method, especially to water-holding condition, is satisfied.
实践表明，采用钻孔雷达和BEAM电法探测技术对隧道掌子面前方的不良地质情况，尤其是含水情况具有较好的预测结果。
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