Home / Standards / GB/T 8419-2023 GB/T 8419-2023 Active Earth-moving machinery—Laboratory evaluation of operator seat vibration 土方机械 司机座椅振动的实验室评价 Standard Type GBT ICS 53.100 CCS P97 Status 现行 Issue Date 2023-09-07 Implementation 2023-09-07 Responsible Dept 中国机械工业联合会 Drafting Unit N/A