In the end of the paper we get the conclusion, extension engineer theory and extension information analysis approach prepare basic theory for data mining and are good techniques of data mining.

最后本文得出的结论是，可拓工程方法和可拓信息分析方法为数据挖掘提供了更多的理论基础，同时也为数据挖掘提供了有效的挖掘工具和方法。

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In the end of the paper we get the conclusion, extension engineer theory and extension information analysis approach prepare basic theory for data mining and are good techniques of data mining.

最后本文得出的结论是，可拓工程方法和可拓信息分析方法为数据挖掘提供了更多的理论基础，同时也为数据挖掘提供了有效的挖掘工具和方法。

youdao