1) Seam welded clad pipe
缝焊包覆管
3) covered electrode
包覆焊条
4) bubbling of the welding seam
焊缝鼓包
6) coated pipe
包覆管
1.
The speciality polyethylene (PE) for coated pipe was developed by Qilu Company Limited and was applied in large quantities in four domestic projects of long-distance oil-gas pipeline.
采用共混改性技术开发的包覆管用聚乙烯专用料,解决了国家重点管道工程建设的急需。
补充资料：管包
1.保证;一定。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条