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反焊盘的样子越诡异,高速过孔的性能越好?
然后Chris做一个很有意思的反焊盘大小扫描方案,那就是保持这对过孔反焊盘的面积不变,也就是长L乘以宽W不变,去改变W和L的比例关系,来看看到底在哪一组W和L的情况下,这对过孔的性能最好!
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