编目人员对517其它题名字段定义的片面理解导致517字段的不规范著录。517字段中的其它题名应该是未在其它字段定义的、出现在编目文献上的、有检索意义的题名,并且该题名描述的对象和题名责任项著录的题名对象相同,不满足这些条件的其它题名不应该著录在517字段。编目人员要防止517字段的滥用,也要注意517字段的活用。 One-sided understanding of the definition of 517 other title fields by catalogers resulted in an irregular record of 517 fields. The other titles in field 517 should be those with retrieval significance that are not defined in other fields and appear in the cataloging literature and that the subject of the title describes the same subject as the title of the title responsibility and others that do not satisfy these conditions Titles should not be written in field 517. Cataloging staff to prevent the abuse of 517 fields, but also pay attention to the use of 517 fields.