• Red copper, atmosphere and sea water corrosion and excellent electric conductivity. Welding of red copper such as electrical copper row.

    紫铜大气海水腐蚀,导电性好。紫铜焊接用,导电铜排

    youdao

  • Red copper, atmosphere and sea water corrosion and excellent electric conductivity. Welding of red copper such as electrical copper row.

    紫铜大气海水腐蚀,导电性好。紫铜焊接用,导电铜排

    youdao

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