Home / Standards / GB/T 44822-2024 GB/T 44822-2024 Active Measurement method for soot emissions from aircraft engines 航空发动机碳烟颗粒排放测量方法 Standard Type GBT ICS 49.050 CCS V30 Status 现行 Issue Date 2024-10-26 Implementation 2025-05-01 Responsible Dept 国家标准委 Drafting Unit N/A