Home / Standards / DZ/T 0185-1997 DZ/T 0185-1997 Active 石油天然气地球化学勘查技术规范 Standard Type DZ ICS N/A CCS N/A Status Active Issue Date 1997-07-01 Implementation 1998-01-15 Centralized Committee 地质矿产部 Issuing Authority 地质矿产部