Searching for nuggets of gold and silver was important in a Rocky Mountain state where even today mining plays a significant role in the economy.
在这个洛基山区的州中，对天然金矿银矿的寻找曾经非常重要，即使是在今天，矿业仍在该州的经济中起着重要作用。
The transforms between qualitative concepts and their quantitative expressions play an important role in spatial data mining.
定性概念和定量数据之间的转换在空间数据挖掘中起了至关重要的作用。
So, at this stage of homebred ore foreign ore can only play a limited alternative role, and the three mining giant remains absolutely monopoly.
所以，现阶段国产矿对外矿只能起到有限替代作用，而三大矿业巨头仍旧处于绝对垄断地位。
Controlled slope wall blasting plays key role in open pit mining.
边坡控制爆破在露天矿山起着至关重要的作用。
The mining and technology play an all-important role in the safety production, exertion of the equipments ability, production cost, economic benefit, and so on.
煤矿开采方法及技术对煤矿的安全生产、生产设备能力的发挥、生产成本、经济效益等具有十分重要的作用。
In particular, the class association rule (CAR), which can be used not only for concept description but also for class prediction and decision-making, has an important role in data mining.
特别是分类关联规则既能用于概念描述又能用于分类预测与决策，在数据挖掘中发挥重要作用。
How to get the surface and internal properties of the liquid in a rapid way, which plays an important role in our daily life, such as in the Petroleum mining, Dye chemical industry and so on.
如何快速、无损的获取液体表面或内部的物理特性，在我们日常生产实践中占有很重要的地位，例如在石油开采、染料化工方面都有很重要的应用。
In crude oil drilling, mining process, the bubble has played in non-essential role.
在原油的钻井、开采过程中，泡沫起到非中重要的作用。
Conclusions Although void formed due to underground mining is the origin of the strata movement, side confinement of the strata played important role for the direction of the movement.
结论虽然由于无效形成地下开采，是地层运动起源，地层侧隔离发挥了该运动方向的重要作用。
The research plays a positive role in the prevention and control of groundwater problems in coal mining process.
通过本文的研究，为煤矿开采过程中地下水防治起到积极作用。
Association Rules mining, as an important research subject of data mining field, which plays an important role in many practical applications.
关联规则挖掘作为数据挖掘领域的一个重要研究课题，它在许多实际应用中都发挥着重要作用。
The drag-link conveyer, which is important equipment in the coal production, plays an important role for the safety of the whole mining face.
刮板输送机是煤矿生产的重要运输设备，对于整个工作面的安全起着至关重要的作用。
According to the analysis of shallow earthquake in Beipiao mining area, the author conclude that modern tectonic stress field plays dominant role in occurrence of geo-dynamic disaster.
通过对北票矿区浅源地震的分析，认为现今构造应力场和断裂对矿震等地质动力灾害的发生起控制作用。
PX absorption and separation process is studied and analyzed using data mining methods based on SOM model, and the SOM model plays a key role in the whole data mining process.
以PX吸附分离过程为研究对象，运用基于SOM模型的数据挖掘算法对其进行分析研究。SOM模型在整个挖掘过程中起了关键性的作用。
Workflow mining is a technique that reconstructs process model on the basis of workflow log. This method is used to identify roles, so that the role identification can be as objective as possible.
工作流挖掘技术是从工作流日志重构流程模型的方法，可以作为识别角色的方法，以尽量减少主观性的影响。
Geological model in mineral exploration and development plays an important role in the evaluation of mineral resources and mining programs play a decisive role in the design.
地质模型在矿产的勘探与开发中具有重要的作用，在矿产的评价以及开采方案的设计中起到举足轻重的作用。
In the process of restore the ecological environment of mining area, enterprises should play the main role and accelerate the mergers of coal mining enterprises.
在矿山生态环境恢复过程中，要发挥企业的主体作用，并与加快推进煤矿企业兼并重组结合起来。
The experimental result reveals that data mining technology is very useful in research of drug efficacy, and it has a nice guiding role in clinical pharmacies research.
实验结果表明数据挖掘技术在药品疗效研究方面应用十分有利，对临床药品研究具有良好的指导作用。
This paper discusses the position and important role of local coal mining in whole coal mining industry, and looks ahead the developing trend of local coal mining.
本文分析了地方煤矿在整个煤炭工业中的地位及其在国民经济中的重要作用，展望了我国地方煤矿的发展趋势。
The important role of GC-MS analytical technology in investigation of environment science for mining and metallurgy is described and the practical achievements are introduced.
分析GC - MS分析技术在矿冶环境科学研究中的重要作用，并介绍具体应用成果。
It shows how the finite element methods play the important role in the design and study of the mining mechanical gear.
说明了有限元法如何在采掘机械齿轮设计研究中发挥作用。
The Rayleigh wave exploration plays an important role in production when it applies to the mining geology.
瑞利波勘探技术应用于煤矿地质，在生产中起到了重要的作用。
With the implementation and popularization of clean production technology, clean production is playing an increasingly important role in coal mining.
随着清洁生产技术的实施与推广，清洁生产在煤炭采掘行业中得到了广泛的应用。
The rational design of the water-proof design of the comprehensive mechanized mining face plays important role in the normal production of the comprehensive mechanized mining face.
综采工作面排水系统的合理设计对综采工作面的正常生产起着非常重要的作用。
The grid plays an important role in providing a computational support for distributed data mining and knowledge discovery.
网格为分布式数据挖掘和知识发现提供了有效的计算支持。
Cementing agent, which is one of the primary cemented filling materials, plays a key role in the mining technique.
胶结剂作为胶结充填材料的主要材料之一，在矿山充填采矿工艺中占有重要地位。
Using data mining techniques can be more systematic, in-depth, comprehensive, detailed research on earthquake prediction analysis play a role in promoting.
本文通过时间震级序列数据挖掘方法对地震预报展开了一系列的研究。
The mining of frequent closed patterns plays an essential role in association analysis method.
频繁闭合模式挖掘是关联分析的关键步骤。
It was introduced into mine prospecting to sort out the data and build data mining system framework model. Its introduction will be sure to play a role in supporting practical policy decision.
把数据挖掘技术引入到矿山的勘探开采工作中，并对数据进行了梳理，建立了数据挖掘技术的系统框架模型，这一技术的引进必将起到对实际决策工作的支持作用。
It was introduced into mine prospecting to sort out the data and build data mining system framework model. Its introduction will be sure to play a role in supporting practical policy decision.
把数据挖掘技术引入到矿山的勘探开采工作中，并对数据进行了梳理，建立了数据挖掘技术的系统框架模型，这一技术的引进必将起到对实际决策工作的支持作用。
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