研究了一种高频电子线路的智能化设计系统。
An intelligent design system of high frequency electronic circuits is presented.
研究了高频电子印刷板的设计原理，并掌握了制作工艺。
Studying the craft and design of the PCB in high frequence signal system.
研究了高频电子印刷板的设计原理，并掌握了制作工艺。
Studying the craft and design of the PCB in high frequence signal system.
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