Home / Standards / GB/T 39206-2020 GB/T 39206-2020 Active Code of practice for installation and commissioning of fixed azimuth thruster 固定式全回转舵桨装置安装与调试规程 Standard Type GBT ICS 47.020.99 CCS U16 Status 现行 Issue Date 2020-10-11 Implementation 2021-05-01 Responsible Dept 国家标准委 Drafting Unit N/A