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。
After setting, we can use following command to check if the core frequence is changed.
设定完后可以利用以下命令来查看是否工作频率已改变。
Frequence conversion and branch drag speed-governing system of print equipment has been studied.
对印染设备变频分部拖动系统进行了深入研究。
Frequence conversion and branch drag speed-governing system of print equipment has been studied.
对印染设备变频分部拖动系统进行了深入研究。
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