Home / Standards / GB/T 19929-2014 GB/T 19929-2014 Active Earth-moving machinery―Crawler machines―Performance requirements and test procedures for braking systems 土方机械 履带式机器 制动系统的性能要求和试验方法 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