... back-step welding分段退焊法 backhand welding逆向焊; 右焊法; 后焊法; 向后焊 backing welding打底焊 ...
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后向分段焊接 step-back welding
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由电阻焊接方法焊接的超低碳钢支架对磁性破坏较大,导致显示器再转向后出现图像滞后和色偏等失真现象,需要进行焊后热处理。
Resistance welding method has great destroy to the magnetic property of the seam, which will cause image distortion of the display when swerving, and post heat treatments are needed.
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