Home / Standards / GB/T 39136-2020 GB/T 39136-2020 Active Integrity requirements of superstructure fabrication for ship 船舶上层建筑制造完整性要求 Standard Type GBT ICS 47.020.01 CCS U06 Status 现行 Issue Date 2020-10-11 Implementation 2021-05-01 Responsible Dept 国家标准委 Drafting Unit N/A