本文在第一章中简单的介绍了拓扑空间理论的形成，以及与覆盖性质、超空间相关的一些的知识。

In the first chapter, the formation of topological space theory is simply introduced, as well as some knowledge about covering property and hyperspaces.

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为了更加有效地进行瓦斯数据挖掘，本文引入了商空间粒度计算理论、灰色模型、覆盖算法等。

For more effective meteorological data mining, this thesis introduces the quotient space granular computing theory, grey model, structural machine learning algorithm and so on.

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