查询词典 mining field

Article 30 While mining major minerals, a mining enterprise shall, in accordance with a unified plan, carry out comprehensive mining and utilization of paragenetic and associated minerals that are of industrial value, so as to avoid waste.

第三十条在开采主要矿产的同时，对具有工业价值的共生和伴生矿产应当统一规划，综合开采，综合利用，防止浪费

Article 30 While mining major minerals, a mining enterprise shall, in accordance with a unified plan, carry out comprehensive mining and utilization of paragenetic and associated minerals that are of industrial value, so as to avoid waste.

第三十条在开采主要矿产的同时，对具有工业价值的共生和伴生矿产应当统一规划，综合开采，综合利用，防止浪费；对暂时不能综合开采或者必须同时采出而暂时还不能综合利用的矿产以及含有有用组分的尾矿，应当采取有效的保护措施，防止损失破坏。

This article tries to summarize experiences of the small collieries in mining shallow coal seam in north of Shanxi Province, and suggests to reform unadvanced mining of room and pillar to longwall remaining coal pillars support mining which can largely inprove the coal recovery rate.

在总结陕北煤田小煤矿开采浅部煤层经验的基础上，建议将落后的房柱式改革为长壁留煤柱支撑法开采，以较大幅度提高采出率。

At the first, the paper describes the importance and the present status of the application of wasteless mining in our country, and gives a special discussion for its conception ,research approaches, and some apply pathways for wasteless mining, then makes a brief description of decision-making and optimizing theories and methods applied in the paper's design and appraisal for the wasteless mining.

另外，为合理地控制采切时废料的混入，在采矿方法设计中还引入了衡量采准工作的采切废石混入率的标准与计算方法。采矿工艺过程的优化，主要是要设计选用最合适的采矿方案与最合适的采矿工艺。这是实现无废开采极为重要的一个方面，它直接影响着矿山的开采效益与无废开采效果。

Therefore, it has become an important development direction for our mining industry to protect mine's environment, and to keep mine production with continuance and steadiness for a long periodWithin recent years, many new problems were brought forward through wasteless mining experience, in which, the right design and objective appraise for the wasteless mining is one of its problems.

另外，作者在研究中提出的一些独到的见解与方法，对发展与完善无废开采设计与评价的理论体系有重要的意义。我们知道，实现无废开采的关键：一方面是要尽量扼制废料的产出，另一方面是要寻找有效的方法对产出的废料进行治理。而要扼制废料的产出，必须要根据矿山开采的特点，合理确定开采品位，减少废石的采掘，控制采矿过程中废石的混入。

Some examples are given. Some methods and fruits of the tech-economic evaluation for mining projects are used as reference. The re-evaluation of mineral resource is briefly introduced. It is detailed to convert the mining flotsam into resource. The paper presents a new method, comprehensive index method, to evaluate the actualization degree of wasteless mining.

文中借鉴了矿山项目技术经济评价方面的方法与成果，对矿产资源的再次评价及矿山废料资源化评价进行了讨论：提出了应用综合指数法对无废开采实现程度进行评价的理论体系；应用神经网络系统对矿业可持续发展进行评价，建立了相应模型及标准。

Part Ⅰintroduces the development and research status of data mining, anglicizing the application prospect of data mining technique in mobile network analysis, explaining in detail the problems that should be solved in analysis of mobile network based on the data mining.

介绍了数据挖掘的发展与研究现状，分析数据挖掘技术在移动网络分析中的应用前景，具体介绍了基于数据挖掘的移动网络分析应解决的问题。2。

The large quantity of input to the comprehensive coal mining equipments leads to the booming of the coal mining equipment market,and the brutalizing of competition in medium and low grade coal mining equipments.

煤矿综采设备的大量投入，煤机市场走热，中低端设备市场竞争激烈，高端设备较为短缺，用户亟需适用性好、性价比佳的设备。

The dissertation focused on the technologies, algorithm and application of WBSDM, and the main studies and new contributions are described as follows: 1. Technologies of spatial data mining and web-based data mining are summarized and then the concept of WBSDM is put forward and its main functions and meaning of research are disserted in detail. 2. The framework of web-based spatial data mining is presented. And its background, definition, features, functions, system structure, implementation strategy, key technologies and so on are illustrated systematically.

本项研究旨在总结空间数据挖掘技术和基于Web的数据挖掘技术及WBSDM的应用前景；系统地提出基于Web的空间数据挖掘框架；设计基于XML/J2EE的WBSDM平台模型；将MAS(Multi-AgentSystem)技术引入WBSDM并提出应用策略；研究基于粗糙集的空间知识库刻画模型，提出并实现高维数据的特征提取和数据浓缩算法；提出并实现基于知识库的知识发现模型；构造一个WBSDM的原型实验系统，对本文的相关研究进行验证。

The basic concept and general knowledge of data mining were given firstly, and the characteristics and research methods of data mining procedure were explained based on the test-driving database of WS9 aero-engines. Rough set and decision tree, these two classification mining methods were used to extract decision rules, regression analysis was utilized to find the relationship between variables, and the tendency also was predicted.

论文阐述了数据挖掘技术的基本概念和一般知识，分析了基于WS9发动机试车数据库数据挖掘的特点和研究方法，选择了粗糙集和决策树分类挖掘方法提取决策规则，利用回归分析方法发现变量之间的函数关系，并进行趋势预测。

Yet, Edith says, there was always money in the bank.

但是Edith说，她的银行户口里面总是有钱。

We have created a series of files that resolve this problem--one for each day of the 40 days of purpose.

我们制作一系列的档案去解决这问题---一个为标竿40天中的每一天。