Home / Standards / GB/T 30965-2014 GB/T 30965-2014 Active Earth-moving machinery―Determination of average ground contact pressure for crawler machines 土方机械 履带式机器平均接地比压的确定 Standard Type GBT ICS 53.100 CCS P97 Status 现行 Issue Date 2014-07-24 Implementation 2015-01-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A