Connectors for frequencies below 3 MHz for use with printed boards - Part 11: Detail specification for concentric connectors (dimensions for free connectors and fixed connectors) (IEC 60603-11:1992)
印制板用频率低于3MHz的连接器第11部分:同心连接器的详细规范(自由连接器和固定连接器的尺寸)(IEC 60603-11-1992)