DIN EN ISO 19904-1:2019-10
石油和天然气工业-浮动海上结构-第1部分:船形、半潜式、柱梁和浅吃水圆柱形结构
Petroleum and natural gas industries - Floating offshore structures - Part 1: Ship-shaped, semi-submersible, spar and shallow-draught cylindrical structures (ISO 19904-1:2019); English version EN ISO 19904-1:2019, only on CD-ROM / Note: CD-ROM