analysis and design of a patch board suppressing loop interferences in power lines
一种抑制电源线回路干扰接线板的设计分析
the coating has excellent solder properties and can be used on the surfaces of printed circuit board and patch-like electronic apparatus in order to carry out lead-free electronic packing.
该镀层的可焊性优良,可作为印刷电路板和元器件的表面镀层,从而实现电子封装的无铅化。
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