Home / Standards / GB/T 39479-2020 GB/T 39479-2020 Active Prediction method for radiated noise of offshore platform 海洋平台辐射噪声预报方法 Standard Type GBT ICS 47.020.99 CCS U17 Status 现行 Issue Date 2020-12-14 Implementation 2021-07-01 Responsible Dept 国家标准委 Drafting Unit N/A