Home / Standards / GB/T 41971-2022 GB/T 41971-2022 Active Agricultural and forestry tractors—Measurement of noise emitted when in motion 农林拖拉机 动态噪声测量 Standard Type GBT ICS 65.060.10 CCS T61 Status 现行 Issue Date 2022-10-12 Implementation 2022-10-12 Responsible Dept 中国机械工业联合会 Drafting Unit N/A