At last, the model of physiognomy automatic generalization is building and its validity is validated by the experiment.

最后结合等高线综合的知识规则建立了地貌形态的自动综合模型，并通过试验验证了其有效性。

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Then with the heater as example, the building procedures of the model library are described in detail, and the implementing mechanism of automatic numbering is presented.

以加热器为例，详细阐述了模型库的构建过程，并介绍了自动编号的实现机理。

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