这些盒子的基本款由中密度纤维板配岑木木皮制作而成。
They represent the basic version made of MDF with a natural ash-wood veneer.
一是通过优化电路设计、配线分离，包括含接地线的线路板设计；
First, through the optimization of circuit design, matching line separation, ground line board design;
一是通过优化电路设计、配线分离，包括含接地线的线路板设计；
First, through the optimization of circuit design, matching line separation, ground line board design;
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