Home / Standards / DZ/T 0088-1993 DZ/T 0088-1993 Active 地质钻探用钻塔系列 Standard Type DZ ICS N/A CCS N/A Status Active Issue Date 1993-12-09 Implementation 1994-10-01 Centralized Committee 地质矿产部 Issuing Authority 地质矿产部