• 如图那些线路都有,我们建议删除阻焊上的字。

    Please see below picture, those letters overlap at circuit layer and solder mask. We suggest deleting the letters in solder mask layer.

    youdao

  • 另外覆前,等离子体印制电路板面处理一下,获得一定粗糙度高活性表面从而提高阻焊附着力

    In addition, the solder mask coating on printed circuit board, with the plasma treatment, can also obtain certain roughness and high active surface, thus improving the solder coating adhesion.

    youdao

  • 另外覆前,等离子体印制电路板面处理一下,获得一定粗糙度高活性表面从而提高阻焊附着力

    In addition, the solder mask coating on printed circuit board, with the plasma treatment, can also obtain certain roughness and high active surface, thus improving the solder coating adhesion.

    youdao

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