Home / Standards / MT/T 984-2006 MT/T 984-2006 Active 煤矿用金刚石复合片锚杆钻头 Standard Type MT ICS N/A CCS N/A Status Active Issue Date 2006-08-19 Implementation 2006-12-01 Centralized Committee 国家矿山安全监察局 Issuing Authority 国家矿山安全监察局