Home / Standards / GB/T 41502.1-2022 GB/T 41502.1-2022 Active Building construction machinery and equipment—Internal vibrators for concrete—Part 1:Terminology and commercial specifications 建筑施工机械与设备 内部式混凝土振动器 第1部分:术语和商业规格 Standard Type GBT ICS 91.220 CCS P97 Status 现行 Issue Date 2022-04-15 Implementation 2022-11-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A