This standard specifies the classification and codes of earthquake and earthquake precursor measurement items, and is suitable for the collection, management, exchange and application of earthquake and earthquake precursor information.
DB/T 3-2003 Referenced Document
GB/T 20001.3-2001 Rules for drafting standards--Part 3: Information classifying and coding
DB/T 3-2003 history
0000 DB/T 3-2011
2003DB/T 3-2003 Classification and code of seismic observation item and observation item for earthquake precursor