属性
数据类型N
必须?Mandatory
长度Min 1 / Max 2
Element
X12 EDI Release 00601
E22
911Position in Segment or Composite
Relative position of the data element in the segment or composite definition; it is 1 for the data element immediately following the segment ID and is incremented by 1 for each succeeding element to the end of the segment or composite
