Home / Standards / GB/T 8419-2007 GB/T 8419-2007 Abolished Earth-moving machinery - Laboratory evaluation of operator seat vibration 土方机械 司机座椅振动的试验室评价 Standard Type GBT ICS 53.100 CCS P97 Status 废止 Issue Date 2007-11-01 Implementation 2008-01-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A