常見例句雙語例句Is the viscosity of the solder mask after preparation checked to ensure the quality?在檢驗前是否測試防焊的粘性以確保品質(zhì)？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.此層上的字符與另一層綠油上的字元相同，請確認是否可以取消此層上的該字符。請看Q9處。blog.sina.com.cnIn 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，用等離子體對印制電路板面處理一下，還可獲得一定的粗糙度和高活性的表面，從而提高阻焊膜層的附著力。 返回 solder mask