The vocational education group is an organizational form of educational management and development which is transplanted form the enterprises group.

职业教育集团是从企业集团的组织形式移植而来的教育经营开发组织形式。

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Study carefully its origin, can roughly trace back to primitive human era. But the concept of informal group is put forward by modern management educational circles correspondent to formal group.

究其起源，大致可追溯到原始人类的时代，而非正式群体这一概念却是现代管理学界相对应于正式群体提出来的。

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