Home / Standards / GB/T 3222.1-2022 GB/T 3222.1-2022 Active Acoustics—Description, measurement and assessment of environmental noise—Part 1: Basic quantities and assessment procedures 声学 环境噪声的描述、测量与评价 第1部分:基本参量与评价方法 Standard Type GBT ICS 17.140 CCS A59 Status 现行 Issue Date 2022-03-09 Implementation 2022-10-01 Responsible Dept 中国科学院 Drafting Unit N/A