Home / Standards / GB/T 8190.4-2023 GB/T 8190.4-2023 Active Reciprocating internal combustion engines—Exhaust emission measurement—Part 4: Steady-state and transient test cycles for different engine applications 往复式内燃机 排放测量 第4部分:不同用途发动机的稳态和瞬态试验循环 Standard Type GBT ICS 27.020 CCS J90 Status 现行 Issue Date 2023-05-23 Implementation 2023-12-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A