Home / Standards / GB/T 25217.10-2019 GB/T 25217.10-2019 Active Methods for test, monitoring and prevention of rock burst—Part 10: Prevention method of drillhole destressing on coal-seam 冲击地压测定、监测与防治方法 第10部分:煤层钻孔卸压防治方法 Standard Type GBT ICS 73.040 CCS D20 Status 现行 Issue Date 2019-08-30 Implementation 2020-03-01 Responsible Dept 中国煤炭工业协会 Drafting Unit N/A