| 摘要 |
A CAD generation management system is provided with a storage section to store file information in units of generations, an inter-file correspondence table to store corresponding relationships of the file information stored in the storage, including generation information, an icon storage to store icon data corresponding to the file information, and a unit to display relationships of the file information corresponding to the icon data by referring to the inter-file correspondence table and the icon storage and displaying the icon data of the file information stored in the storage section in units of generations.
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