知行 EDI 规范查询平台™
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X12 EDI Release 00303
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BLS
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BLS03
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Element
X12 EDI Release 00303
BLS
127
Reference Number
Reference number or identification number as defined for a particular Transaction Set, or as specified by the Reference Number Qualifier.
属性
数据类型
AN
必须?
Mandatory
长度
Min 1 / Max 30
