aluminum pcb

1.Q: We have introduced the problem of pure resistance. There must be some resistors whose performance is exactly what we expected. What about the resistance of a wire? A: It is different. You probably mean a wire or a conductive strip in a printed circuit board that acts as a wire. Since room temperature superconductors…

1 Introduction Human society has entered a highly developed information society, and the development of the information society is inseparable from the progress of electronic products. While the performance of modern electronic products has improved and the complexity has increased, the price has been on a downward trend, and the pace of product replacement has…