Home / Standards / GB/T 47397-2026 GB/T 47397-2026 Upcoming Precast concrete components vibration platform 预制混凝土构件振动成型平台 Standard Type GBT ICS 91.220 CCS p97 Status 即将实施 Issue Date 2026-03-31 Implementation 2026-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A