知行 EDI 规范查询平台™
/
X12 EDI Release 00505
/
R2C
/
R2C04
/
Element
X12 EDI Release 00505
R2C
554
Assigned Number
Number assigned for differentiation within a transaction set
属性
数据类型
N
必须?
Optional
长度
Min 1 / Max 6