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　　　　Most of the circuit boards we use are green? Why is that? Actually, PCB circuit boards are not green. It depends on what

　　　　What is a double panel?　　There are wires on both sides of a double-sided circuit board, but if wires are to be used on bo

　　　　PCB can be divided into two types: rigid PCB and flexible PCB. The common materials of rigid PCB include: phenolic paper

　　　　Definition of green oil circuit board: As the name suggests, when we get a PCB board, we can see the color of the oil on

　　　　1. Improve the ability to safely handle etched thin copper foils and thin laminates. When etching a thin laminate (such a

　　　　What are PCB vias? Vias are the most common type of circuit board. When making, you only need to drill holes on the circu