Circuit board production process changes the size of the problem solving

Reason: 1 , did not pay attention to the fiber direction , caused by differences in substrate size Jingwei direction changes ; due to shear . Residual shear stress caused in the substrate , once rele...

PCB circuit board Circuit board production process

Ranking Name Answers
1 _ Floppy Lab 4
2 PCBWay Team 3
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