After high pressure jet and wash, cement grouting, the bedding fault zone in layer C5 and fractured fault zone were tested, checked and analyzed by supersonic wave.

  • C5层间错动带、断层破碎带经高压喷射冲洗水泥灌浆后,应用超声波测试检查和分析。

  • 互联网摘选 2025-01-20 11:53:23

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