• The process is directly between the two types of metal welding, a solid solder joint appearance, there is no brittle fracture caused by tin solder, oxidation, solder false.

    工艺金属之间直接熔接焊点美观牢固没有引起氧化、虚焊、焊。

    youdao

  • The process is directly between the two types of metal welding, a solid solder joint appearance, there is no brittle fracture caused by tin solder, oxidation, solder false.

    工艺金属之间直接熔接焊点美观牢固没有引起氧化、虚焊、焊。

    youdao

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