The utility model is composed of a double-hole panel, screws and a printed board with elements, and a second distributer circuit is adopted. 本实用新型是由双孔面板、带元件的印制板(PB)和螺钉构成,采用的是二分配器电路。
Test method of steam / oxygen accelerated ageing of printed board GB/T4677.14-1988印制板(PB)蒸汽-氧气加速老化试验方法
Numerical Simulation of Warhead Penetrating into Multi-Layer Spaced Target ALIVH multilayer printed Board 用数值模拟法研究战斗部侵彻多层间隔靶层间全内导通多层印制板(PB)
Improvement of Multilayer Printed Board(PB) Quality by Relieving Residual Hot-pressing Stress 层压板热压释放残余应力对多层印制板(PB)品质的改善
Making Multilayer printed board has a complex working procedure and long period, then the reason of causing Void PTH is very complex. 多层印制板(PB)的制作是一个生产工序复杂且周期很长的过程,那么造成金属化孔镀层空洞的原因也就很复杂。