08/30154948 DC 标准详情
- 标准号：08/30154948 DC
- 中文标题：
- 英文标题：BS ISO 21809-4. Petroleum and natural gas industries. External coatings for buried or submerged pipelines used in pipeline transportation systems. Part 4. Polyethylene coatings (2-layer PE)
- 标准类别：标准草案
- 发布日期：
