Home / Standards / GB/T 7920.12-2013 GB/T 7920.12-2013 Active Road construction and road maintenance machinery and equipment―Asphalt pavers―Terminology and commercial specifications 道路施工与养护机械设备 沥青混凝土摊铺机 术语和商业规格 Standard Type GBT ICS 91.220 CCS P97 Status 现行 Issue Date 2013-12-31 Implementation 2014-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A