Home / Standards / GB/T 23422-2009 GB/T 23422-2009 Abolished Aircraft - Self-propelled passenger stairs for large capacity aircraft - Functional requirements 大型飞机用自行式客梯功能要求 Standard Type GBT ICS 49.100 CCS V57 Status 废止 Issue Date 2009-03-23 Implementation 2009-11-01 Responsible Dept 中国民航局 Drafting Unit N/A