Home / Standards / GB/T 19531.1-2026 GB/T 19531.1-2026 Active Technical requirements for the observation environment of seismic stations—Part 1: Seismometry 地震台站观测环境技术要求 第1部分:测震 Standard Type GBT ICS 91.120.25 CCS P 15 Status 现行 Issue Date 2026-01-28 Implementation 2026-05-01 Responsible Dept 中国地震局 Drafting Unit N/A