solder mask

基本解释

Is the viscosity of the solder mask after preparation checked to ensure the quality?
在检验前是否测试防焊的粘性以确保品质？
The text on the two solder mask layer is same, we will cancel the text that on this solder mask layer, please refer to Q9.
此层上的字符与另一层绿油上的字元相同，请确认是否可以取消此层上的该字符。请看Q9处。
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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.
另外，在阻焊膜涂覆前，用等离子体对印制电路板面处理一下，还可获得一定的粗糙度和高活性的表面，从而提高阻焊膜层的附着力。