2025-06-26 02:01 浏览次数 3
和盲孔
These holes are called blind vias when they connect an internal copper layer to an outer layer, or buried vias when they connect two or more internal copper layers and no outer layers.
这些洞时被称为盲焊连接到一个内部铜层,要么埋葬外层焊连接两个或更多时,没有内部铜层外层。