知行 EDI 规范查询平台™
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X12 EDI Release 00504
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BCH
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BCH07
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Element
X12 EDI Release 00504
BCH
326
Request Reference Number
Reference number or RFQ number to use to identify a particular transaction set and query (additional reference number or description which can be used with contract number)
属性
数据类型
AN
必须?
Optional
长度
Min 1 / Max 45