用于行政、商业和运输业电子数据交换的应用级语法规则(语法版本号:4) 第9部分:安全密钥和证书管理报文(报文类型为KEYMAN)
Electronic Data Interchange For Administration,Commerce and Transport(EDIFACT)—Application level syntax rules (Syntax version number:4)—Part 9:Security key and certificate management message(message type-KEYMAN)