DIN EN 62439-4-2010 工业通讯网络.高可获取性自动化网络.第4部分:跨网络冗余度协议(CRP)(IEC 62439-4-2010).英文版本EN 62439-4-2010
Industrial communication networks - High availability automation networks - Part 4: Cross-network Redundancy Protocol (CRP) (IEC 62439-4:2010); English version EN 62439-4:2010