Home / Standards / GB/T 37381-2019 GB/T 37381-2019 Active Design guidelines for main hull structure of self-elevating drilling units 自升式钻井平台主体结构设计指南 Standard Type GBT ICS 47.020.99 CCS U17 Status 现行 Issue Date 2019-05-10 Implementation 2019-12-01 Responsible Dept 国家标准委 Drafting Unit N/A