Application of Combined Support with Bolt Wire Net Shotcrete Cable and Belt at Meeting Coal Point, Broken Fault Zone and Roadway Crossing Point

  • 断线(绽线或磨断)锚网喷索带组合支护在见煤点、断层破碎带、巷道交岔点的应用

  • 互联网摘选 2025-01-20 13:06:11

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