我国印制电路板 (PCB)行业长期处于贸易顺差状态，根据海关总署的数据，2018-2024年，我国印制电路板 (PCB)行业贸易顺差整体呈扩大趋势，2024年贸易顺差达到125.2亿美元，同比增长31.2%。

What differentiates a mixed-signal printed circuit board design from a purely analog board or a purely digital system? What differentiates a mixed-signal printed circuit board design from a purely ...

Printed Circuit Boards have to be the most common piece of tech you’ll find almost anywhere. But exactly how much do you know about them? Here we will discuss a few facts about PCBs that you might not ...