Home / Standards / GB/T 31028-2014 GB/T 31028-2014 Active Disabled/incapacitated passenger boarding vehicles 行动不便旅客登机车 Standard Type GBT ICS 49.100 CCS V57 Status 现行 Issue Date 2014-12-05 Implementation 2015-06-01 Responsible Dept 中国民航局 Drafting Unit N/A