知行 EDI 规范查询平台™
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EDIFACT EDI Release D97A
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SGU
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SGU04
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Element
EDIFACT EDI Release D97A
SGU
7168
LEVEL NUMBER
Relative hierarchical position of a data segment within a message as expressed in a branching diagram.
属性
数据类型
N
必须?
Optional
长度
Min 1 / Max 1