Industrial communication networks - Fieldbus specifications - Part 6-7: Application layer protocol specification - Type 7 elements (IEC 61158-6-7:2007); English version EN 61158-6-7:2008, only on CD-ROM
工业通信网络.现场总线规范.第6-7部分:应用层协议规范.第7类元件(IEC 61158-6-7-2007);英语版本EN 61158-6-7:2008 仅CD-ROM