GB/T 37335-2019自升式钻井平台结构全焊透区域设计指南国家标准
英文:Design guidelines for structural full penetration weld of self-elevating drilling units GB/T 37335-2019介绍: 国家标准《自升式钻井...
英文:Design guidelines for structural full penetration weld of self-elevating drilling units GB/T 37335-2019介绍: 国家标准《自升式钻井...