That model is detrimental to connector usability because it requires that the user possess a greater knowledge of repository internals than should be necessary to use the connector.

这个模型对连接器的可用性是有害的，因为这要求用户具备关于存储库内部情况的更多知识，超过了使用连接器所需要的范围。

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This paper introduced a knowledge acquisition method based on scenario model and repository grid technology.

介绍了一种基于场景模型和网格技术的知识获取方法。

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