• Both wet and dry underwater welding operations are presented to repair the burst at the welding seam of large size crossing steel pipe.

    介绍了口径过河钢管接口焊缝漏现象,以及湿法干法水下焊接修复技术。

    youdao

  • Both wet and dry underwater welding operations are presented to repair the burst at the welding seam of large size crossing steel pipe.

    介绍了口径过河钢管接口焊缝漏现象,以及湿法干法水下焊接修复技术。

    youdao

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