| 摘要 |
Total management blocks each consisting of a total management diagram and a total management drawing, partial management diagrams and drawings showing details of respective components of the total management diagrams and drawings, a detailed information associated with the partial management diagrams and drawings, and a manual information associated with the partial management diagrams and drawings are stored in a nonvolatile storage unit 5. This enables to easily retrieve a manual information through the total management diagrams/drawings and the partial management diagrams/drawings which are arranged in a hierarchy. |
