Home / Standards / GB/T 45979-2025 GB/T 45979-2025 Active Technical code of practice for dynamic monitoring of coal mining subsidence area by satellite remote sensing 采煤沉陷区卫星遥感动态监测技术规程 Standard Type GBT ICS 33.200 CCS P14 Status 现行 Issue Date 2025-08-01 Implementation 2026-02-01 Responsible Dept 中国煤炭工业协会 Drafting Unit N/A