Home / Standards / MT/T 112-1993 MT/T 112-1993 Active 矿用单体液压支柱 Standard Type MT ICS N/A CCS N/A Status Active Issue Date 1993-03-25 Implementation 1993-10-01 Centralized Committee 国家矿山安全监察局 Issuing Authority 国家矿山安全监察局