The law of strength change of fiberglass sheets in FR-4 printed circuit board(PCB) recycling with supercritical fluid CO2 is researched.
文章对超临界CO2流体回收FR-4型线路板过程中玻璃纤维布强度变化进行了研究。
This paper describes the hybrid-construction PCB were fabricated by the FR-4 laminate and high performance low-loss prepreg to achieve lower signal crosstalk and permit lower cost.
综述了采用低成本的常规FR - 4层压板芯材和低介电常数高性能的半固化片形成的混合结构印制板，它具有较低的信号串扰和较低的成本。
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