Home / Standards / GB/T 25330-2010 GB/T 25330-2010 Abolished General technical specifications for ballast cleaning machinery 道砟清筛机通用技术条件 Standard Type GBT ICS 45.120 CCS S22 Status 废止 Issue Date 2010-11-10 Implementation 2011-03-01 Responsible Dept 国家铁路局 Drafting Unit N/A