The third is finding the information of products use and special rules by using the sequence pattern mining in the Data mining technique.

其三是使用数据挖掘技术中的序列模式挖掘技术获得产品使用情况和特殊规律的信息。

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Secondly, it analyzed association rule and sequence mode used in the process of data mining and compared the main algorithms of association rule and sequence mode.

其次，分析了数据挖掘中所使用的关联规则和序列模式，对关联规则和序列模式的各种挖掘算法进行了比较。

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Open-pit mining follows the same sequence of oprations as underground mining: drilling, blasting, and loading and removing waste and ore.

露天采矿遵循与地下采矿相同的作业顺序：钻孔、爆破、装载并运走废料和矿石。

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