Home / Standards / GB/T 25217.5-2019 GB/T 25217.5-2019 Active Methods for test, monitoring and prevention of rock burst—Part 5: Monitoring method of earth-sound 冲击地压测定、监测与防治方法 第5部分:地音监测方法 Standard Type GBT ICS 73.010 CCS D20 Status 现行 Issue Date 2019-10-18 Implementation 2020-05-01 Responsible Dept 中国煤炭工业协会 Drafting Unit N/A