In the electronic processing factory, there are many things worth noting in the welding process. For example, the welded metal surface and the pad surface need […]

Micro-Slicing And Drilling of Circuit Boards 1 Overview ​​ The quality of the circuit board, the occurrence and solution of problems, and the improvement of the […]

3.3 Grinding: Use the cutting force of sandpaper to grind the sample to the center of the hole, so as to observe the cross-section of the […]

4. Interpretation: The clear and cute picture of the slice is just a method of processing. To be able to interpret various phenomena in the image […]