Home / Standards / GB/T 7920.11-2006 GB/T 7920.11-2006 Active Road construction and maintenance equipment - Asphalt mixing plants - Terminology and commercial specifications 道路施工与养护设备 沥青混合料搅拌设备 术语和商业规格 Standard Type GBT ICS 91.220;01.040.91 CCS P97 Status 现行 Issue Date 2006-12-28 Implementation 2007-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A