DIN EN 61162-450-2012 海上导航和无线电通信设备及系统.数字接口.第450部分:多听话器和多监听器.局域互联网(IEC 61162-450-2011).英文版本 EN 61162-450-2011
Maritime navigation and radiocommunication equipment and systems - Digital interfaces - Part 450: Multiple talkers and multiple listeners - hernet interconnection (IEC 61162-450:2011); English version EN 61162-450:2011