知行 EDI 规范查询平台™
/
X12 EDI Release 00306
/
TST
/
TST01
/
Element
X12 EDI Release 00306
TST
1155
Educational Test or Requirement Code
Indicates a particular national, regional, state, or local test or requirement
属性
数据类型
ID
必须?
Mandatory
长度
Min 1 / Max 3
