Home / Standards / GB/T 30679-2014 GB/T 30679-2014 Abolished Formulation of the traffic data forms for expressway 高速公路交通数据报表格式 Standard Type GBT ICS 03.220.20 CCS R80 Status 废止 Issue Date 2014-12-31 Implementation 2015-07-01 Responsible Dept 国家标准委 Drafting Unit N/A