知行 EDI 规范查询平台™
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EDIFACT EDI Release D02A
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BII
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BII0204
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Element
EDIFACT EDI Release D02A
BII
7442
Level four identifier
To identify the fourth facet of a sequencing mechanism used to position an item within an indexing structure.
属性
数据类型
AN
必须?
Optional
长度
Min 0 / Max 17
