知行 EDI 规范查询平台™
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EDIFACT EDI Release D00A
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UNH
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UNH0205
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Element
EDIFACT EDI Release D00A
UNH
0057
Association assigned code
Code, assigned by the association responsible for the design and maintenance of the message type concerned, which further identifies the message.
属性
必须?
Optional
长度
Min 1 / Max 6
