Home / Standards / GB/T 41161-2022 GB/T 41161-2022 Active Reciprocating internal combustion engines—Measurement method for combustion noise 往复式内燃机 燃烧噪声测量方法 Standard Type GBT ICS 27.020 CCS J93 Status 现行 Issue Date 2022-03-09 Implementation 2022-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A