Home / Standards / JB/T 8057.1-1995 JB/T 8057.1-1995 Active 冷冲模凸、凹模 A型圆凸模 Standard Type JB ICS N/A CCS N/A Status Active Issue Date 1996-04-14 Implementation 1996-04-14 Centralized Committee 机械工业部 Issuing Authority 机械工业部