Home / Standards / GB/T 39187-2020 GB/T 39187-2020 Active Jack up conductor/blow out preventer tension compensation system 自升式平台隔水管/防喷器张力补偿系统 Standard Type GBT ICS 47.020.20 CCS U35 Status 现行 Issue Date 2020-10-11 Implementation 2021-05-01 Responsible Dept 国家标准委 Drafting Unit N/A