知行 EDI 规范查询平台™
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EDIFACT EDI Release D99B
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UCM
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UCM09
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Element
EDIFACT EDI Release D99B
UCM
0534
Security reference number
Unique reference number assigned by the security originator to a pair of security header and security trailer groups.
属性
数据类型
AN
必须?
Optional
长度
Min 1 / Max 14
