This thesis introduces a new "No-filling material" fieldjoint design for subsea pipeline.
介绍了一种“无填充材料”新型海底管道现场接点设计方案。
2
Fieldjoint coating shall be performed only when the surfaces to be coated are clean and dry, and in the absence of airborne contamination that can affect the quality of the joint coating.
Third, China takes the opportunity of the Joint Decalaration on Cooperation in Non-traditional Security Field and lauches China-ASEAN cooperation in non-traditional security field.