本文针对无内定位孔pc B锣板工艺进行深入研究、实验、批量生产验证，找出一种高精度、高品质、高效率的PC B锣板制作工艺。
This article involves an in-depth study and experiment of this kind of PCB, achieves high precision, high quality and high efficiency goals through experiment and mass production quality verification.
本文针对无内定位孔pc B锣板工艺进行深入研究、实验、批量生产验证，找出一种高精度、高品质、高效率的PC B锣板制作工艺。
This article involves an in-depth study and experiment of this kind of PCB, achieves high precision, high quality and high efficiency goals through experiment and mass production quality verification.
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