GB/T 25217.9-2020冲击地压测定、监测与防治方法第9部分:煤层注水防治方法标准
英文:Methods for test, monitoring and prevention of rock burst—Part 9: Prevention method of water infusion on coal seam GB...
英文:Methods for test, monitoring and prevention of rock burst—Part 9: Prevention method of water infusion on coal seam GB...