属性

数据类型ID

必须?Optional

Codes (21)

• A1Bottom level first position from front end.
• A2Bottom level second position from front end.
• A3Bottom level third position from front end.
• A4Bottom level fourth position from front end
• A5Bottom level fifth position from front end.
• A6Bottom level sixth position from front end.
• A7Bottom level seventh position from front end
• B1Second level first position from front end.
• B2Second level second position from front end.
• B3Second level third position from front end.
• B4Second level fourth position from front end.
• B5Second level fifth position from front end.
• B6Second level sixth position from front end.
• B7Second level seventh position from front end.
• C1Third level first position from front end.
• C2Third level second position from front end.
• C3Third level third position from front end.
• C4Third level fourth position from front end.
• C5Third level fifth position from front end.
• C6Third level sixth position from front end.
• C7Third level seventh position from front end.