Printed boards . mass lamination panels . general requirements 印刷电路板.质量叠片结构板.一般要求
2.
Outline dimensions of transformers and inductors for use in telecommunication and electronic equipment - part 4 : transformers and inductors using yui - 2 laminations 电信和电子设备用变压器和电感器的外形尺寸.第4部分:使用yui - 2叠片结构的变压器和电感器