Home / Standards / GB/T 24649.2-2009 GB/T 24649.2-2009 Active Distributor of pneumatic braking system of tractor-trailers - Specifications 拖拉机挂车气制动系统分配阀 技术条件 Standard Type GBT ICS 65.060.10 CCS T66 Status 现行 Issue Date 2009-11-15 Implementation 2010-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A