| 单词 | coal quality | ||||||
| 释义 | coal quality
例句释义: 煤质,煤炭品质,燃煤质量 1. The research is of important significance to enhancing fine coal quality, economizing water and reducing contamination from coal mud. 本研究对提高精煤质量，节约用水及减少煤泥污染具有重要意义。 www.keyanjijin.cn 2. Over the years the company set up customer-oriented coal quality and the excellent relations between. 公司成立多年来注重煤炭质量与客户之间的良好关系。 www.tonke.cn 3. A description is given of the effect of the coal quality used in the Ende pulverized coal gasification process on gasification and quality. 介绍恩德粉煤气化工艺使用的煤质对气化过程和气体质量的影响。 dictsearch.appspot.com 4. It's relatively difficult to keep coal quality steady, especially for a coal mine with complex geological background. 特别是在地质条件复杂矿井，保证产品质量稳定难度较大。 www.chemyq.com 5. With the improvement of coal mining mechanization degree and geological conditions change, coal quality have worsen trend. 随着采煤机械化程度的提高和地质条件的变化，原煤质量有逐渐恶化的趋势。 zhidao.baidu.com 6. The paper introduces the requirement for coal quality and the application of coal blending of the Texaco pressure coal water slurry. 简介了德士古水煤浆加压气化技术对煤质的要求以及配煤在其中的应用。 www.chemyq.com 7. Practice proved that only strengthening management of coal quality could increase economic benefit. 实践证明，只有强化煤质管理才能提高经济效益。 www.dictall.com 8. Within the area the coal resources are rich, the geology condition of mining is simple, and the coal quality is fine. 本区煤炭资源丰富，开采地质条件简单，煤质优良。 www.chemyq.com 9. The science methods of coal quality management in Yangquan Mining Group Corporation Ltd. were introduced in this paper. 介绍了阳泉煤业（集团）有限责任公司煤质科学管理的方法。 www.chemyq.com 10. After using the fuzzy-PID control system, the stability of the refined coal quality is guaranteed and the recovery ratio is increased. 选用基于模糊理论的PID控制系统后，有力地保证了精煤质量的稳定和回收率的提高。 www.chemyq.com 1. The key reasons of lowing of cleaned ratio coal were bad coal quality and large increase in sludge. 经分析发现，煤质变差，煤泥量大幅度增加是影响精煤产率的关键。 www.chemyq.com 2. The coal quality of Huabei district was systematically evaluated according to the quality standards of coal for various industries. 结合我国现行的各种工业用煤标准，对华北区商品煤的质量进行了综合分析。 www.chemyq.com 3. "A drop in coal quality has also affected the normal operation of power facilities, " the report said. 报道中还提到：“煤炭质量的下降也对发电设备的正常运行造成了影响。” www.suiniyi.com 4. This paper presentes the principle of coal quality analysis with near infrared and makes an analysis of feasibility. 介绍了红外线实现煤质检测的原理并进行了可行性分析。 www.chemyq.com 5. Adding coal pitch can stabilize coal quality and improve coke quality, especially the Coke M10. 加入沥青粘结剂有利于稳定煤质，提高焦炭质量，特别是有利于提高焦炭M10。 www.chemyq.com 6. I have a large coal company market, customer needs can be due to the different coal quality, corresponding to organize the supply. 我公司有一大型煤场，可以因客户需要的煤质不同，来组织相应的货源。 www.tonke.cn 7. Fifty six samples were analyzed to confirm the coal quality data. 煤资源的质量数据以五十六个样本的分析来确认。 zhidao.baidu.com 8. This paper presents the method of how to predict coal quality, and provides some positive reference to coal mine' management. 介绍了复杂条件矿井煤炭质量预测方法，对矿井管理者确保产品质量有一定的借鉴意义。 www.chemyq.com 9. Coal quality testing is very important for the stable running of power plant. 煤质检测关系到电站燃煤锅炉的稳定安全运行。 www.chemyq.com 10. The research of crushing experiment of coal quality model by high energy gas was carried out. 介绍了煤质模型的高能气体压裂实验研究情况。 www.chemyq.com 1. It is the first time to optimize steam coal blending based on coal quality engineering analysis. 基于煤质工程分析法来选择和优化配煤方案在我国尚属初步探索。 www.dictall.com 2. to a solid grasp of coal production, transportation and marketing coordination and strengthening of coal quality management; 要扎实抓好煤炭产、运、销协调工作，强化煤质管理； www.010dm.com 3. Problems and Countermeasure of Coal Quality Used to Generate Electricity 电煤质量存在的问题与对策 service.ilib.cn 4. Mathematical Statistics and Analysis of Coal Quality and Power Consumption Rate of Pulverizing Coal in Coal-burning Plan 燃煤电厂煤质与制粉耗电率的数理统计分析 www.ilib.cn 5. Reasonable Selection of Power Coal Production Flow - Sheet in Accordance with Market Requirement and Coal Quality Characteristic 依据市场需求和煤质特性合理选择动力煤生产流程 service.ilib.cn 6. Characteristics of main seam's coal quality of Shanbei Jurassic coalfield and its utilizing prospect 陕北侏罗纪煤田主要煤层煤质特征及利用方向 service.ilib.cn 7. Research on Nonlinear Relationship of Furnace Parameter Associated with Coal Quality Characteristics 煤性与炉膛性能参数的非线性耦合关系的研究 ilib.cn 8. Computer Application in the System of the Coal Quality Management and Information 计算机在煤质化验管理信息系统中的应用 www.ilib.cn 9. The Features of Coal Quality of Qianshan Mining Area in Xishan Coal Electricity Group and Its Application 西山煤电集团公司前山矿区煤质特征及其应用 www.ilib.cn 10. Discussion on Coal Quality and Market Direction of Xingxian Coalfield 兴县煤田的煤质与市场定位 www.ilib.cn 1. Intrusive features and its influence of lamprophyre on coal seams and coal quality in Tongxin mine field 同忻井田煌斑岩侵入特征及对煤层和煤质的影响 www.ilib.cn 2. Influence of Coal Quality Variation and Practice Tangential Circle Diameter upon Combustion Stability of Coal Fired Boilers 煤粉气流着火特性和实际切圆直径对燃煤锅炉燃烧稳定性的影响 www.ilib.cn 3. The system for evaluating coal quality of practical power station boiler 实际电站锅炉的煤质评估系统 www.ilib.cn 4. Preliminary discussion on reasonable coal blending to improve coal quality characteristic 浅谈合理配煤改善煤炭煤质特性 www.ilib.cn 5. Enhancing Coal Quality Management and Reforming Coal Preparation Technology to Gain a Higher Economic Profit 加强煤质管理和选煤工艺改造提高经济效益 www.ilib.cn 6. Geological Characteristics and Coal Quality Variation Orderliness in Suibin basin 绥滨盆地地质特征及煤质变化规律 www.ichacha.net 7. The system of testing and evaluation for coal quality and measurement management 煤质与计量管理测评系统 www.ilib.cn 8. Igneous Rock Features and Its Influence on Coal Seam and Coal Quality of Huanghebei Coalfield, Shandong Province 山东黄河北煤田岩浆岩特征及其对煤层煤质的影响 service.ilib.cn 9. Enhancing coal quality management and enhancing check for coal quality responsibility 加强煤质管理强化煤质责任考核 www.ilib.cn 10. Implementation of key technology for coal transportation and sales management system base on JSP coal quality 基于JSP的煤质运销管理系统关键技术的实现 service.ilib.cn 1. Strengthening coal blending management and improving coal quality benefit 加强配煤管理提高煤质效益 service.ilib.cn 2. The principle of coal blending in power plants and calculation of coal quality characteristic parameters 电厂配煤技术原则及煤质特性参数的计算 www.ilib.cn 3. Experimental Research on Speeding up Coal Quality Thermogravimetry 提高煤质热重分析速度的试验研究 ilib.com.cn 4. Application of information technology in Shenhua coal quality management 信息技术在神华煤质管理中的应用 www.ilib.cn 5. Enforcing coal quality management and producing satisfactory coal product for users 加强煤炭质量管理生产用户满意的煤炭产品 www.ilib.cn 6. The detection of error from coal quality analysis system and its avoidance 煤质检测系统误差的检定与避免办法 www.ilib.cn 7. Coal quality prediction and its application in washing of blended raw coal 煤质预测、预报与配煤入选 www.ilib.cn 8. Build the recognition of coal quality and strengthen the management to increase quality and efficiency 建塑群体煤质意识强化管理提质创效 service.ilib.cn 9. Current Status and Forecasting on On-line Detecting Technology of Applied Coal Quality for Coal-fired Power Plant 燃煤电厂应用煤质在线检测技术的现状及前景 ilib.cn 10. Total Coal Quality Engineering Analysis system and Software Developing for Coal-fired Power Plant 全面火电厂煤质工程分析系统及其软件开发 ilib.cn 1. Implementing Dry Washing Rationally to Improve Coal Quality Effectively 合理实施干法选煤有效提高煤炭质量 www.ichacha.net 2. Ten Important Elements Affecting Coal Quality inCoal Mine Production and Corresponding Preventive Actions 煤矿生产中影响煤质的十大因素及相关措施 www.ilib.cn 3. The Application of the Mathematical Statistics in the Coal Quality Analysis 浅析数理统计在煤质分析中的应用 service.ilib.cn 4. Leading Direction of Coal Quality Research in Coal Mine 矿区煤质研究工作的主导方向 service.ilib.cn 5. Development Steam Coal Preparation and Enhancing Saleable Steam Coal quality 发展动力煤洗选提高商品动力煤质量 www.ilib.cn 6. Operational Effect of Changes of Coal Quality on Pulverized Coal Storage Systems with Ball Mills and Hot Entraining Air 煤质变化对钢球磨煤机贮仓式热风送粉制粉系统的影响 www.ilib.cn 7. Coal quality characteristic analysis in south of Zhengning Coalfield in Gansu province 甘肃正宁南部煤田煤质特性分析 www.ilib.cn 8. Strengthening Coal Quality Management to Improve Economy Benefit 加强煤质管理提高经济效益 www.ilib.cn 9. By Strengthening Coal Quality Management Raises Coking Coal Product Quality 加强煤质管理提高焦煤产品质量 www.ilib.cn 10. Analysis of Increasing Coal Quality Effective Way of Zhengyang Coal Mine 正阳煤矿提高动力煤质量有效途径的分析 www.ilib.cn 1. Advancing coke quality by strengthening coal quality management 加强煤质管理提高焦炭质量 service.ilib.cn 2. Application of fast online coal quality monitor in a coal-fired power plant 在线快速煤质监测仪在燃煤电厂的应用 ilib.cn 3. Adjusting the coal source structure and optimizing the management in coking coal quality 调整煤源结构优化炼焦煤质量管理 www.ilib.cn 4. Applications of embedded processor in portable coal quality analyzer 嵌入式处理器在便携式煤质分析仪中的应用 www.ilib.cn 5. Identification and control of coal quality influencing factors 煤炭质量管理影响因素识别与控制策划 service.ilib.cn 6. Prediction of Coke Thermal Properties Using Analytical Data of Coal Quality at Baosteel 利用煤质分析数据预测焦炭热性质 service.ilib.cn 7. The Application and Practice of Mathematical Statistics in the Coal Quality Control 数理统计技术在煤炭质量控制中的应用与实践 service.ilib.cn 8. Analysis on the performance of sulfur fixation in combustion related with coal quality 煤质与燃烧固硫效果分析 service.ilib.cn 9. Stabilizing the coal quality by adjusting aperture of banana vibrating screen 调整不同孔径等厚筛稳定煤炭质量 service.ilib.cn 10. On-line analytical technology principle and applications of coal quality 煤质在线分析技术原理及应用 service.ilib.cn 1. Inquire into the Method to Determine the Coal Quality 确定煤质方法的探讨 ilib.cn 2. Management of Coal Quality is the Foundation of the Sustainable Development of State-owned Coal Mines 煤质管理是国有煤矿可持续发展的基石 ilib.cn 3. Optimizing distribution of production to improve coal quality 优化生产布局改善煤炭质量 www.ilib.cn 4. Preliminary discussion on the statistic working about coal quality 浅谈煤质统计工作 www.ilib.cn 5. Brief Talk on Influence of Coal Quality Variation to Power Production of Fengzhen Power Plant 浅谈煤质变化对丰镇发电厂生产的影响 service.ilib.cn 6. Suggestion on standardizing work of coal quality testing and spot-check 对规范煤炭质检抽查工作的建议 www.ilib.cn 7. Development of an intelligent coal quality rapid analysis system 智能煤质快速分析系统的研制 service.ilib.cn 8. Automatic Weighing and Data Management Coal Quality Analysis 煤质分析自动称重与数据管理 www.ilib.cn 9. An Analysis of Coal Quality and Seperation Process in Huairen coal preparation plant 怀仁选煤厂煤质及分选工艺流程分析 ilib.cn 10. Relationship Between Coal Quality and Temperature of Liquid Phase of Cement Raw Meal 煤质与水泥物料液相初析温度关系研究 www.ilib.cn 1. Technological and Economic Analysis on Selecting Coal Quality of CFB Boiler CFB锅炉煤质选取的技术经济分析 service.ilib.cn 2. Production practice of estimating objectively coal quality by using the petrographic analysis technique 利用岩相分析技术客观评价煤质的生产实践 www.ilib.cn 3. Discussion on improving the precision of determination in coal quality 提高煤质检测精密度的方法探讨 www.ilib.cn 4. Application of Image Processing Technique to Detect Coal Quality in Power Plant 图像处理技术在电厂煤质检测中的应用 www.ilib.cn 5. Application of diversity conspicuousness examination in coal quality 差异显著性校验在煤质中的应用 www.ilib.cn 6. Analysis on characteristics of coal-rock and coal quality in Gujiao mining district 古交矿区煤岩煤质特征分析 www.ilib.cn 7. Characteristics of Coal Quality and Geochemical in Jiaozuo Coal Basin 河南焦作地区煤质及地球化学特征 www.ilib.cn 8. Countermeasure and the influence factors of mine coal quality management 影响矿井煤质管理的因素分析与对策 www.ilib.cn 9. Discussion on influence of coal quality fluctuation in coal-fired power plants 燃煤电厂煤质波动的影响与对策分析 www.ilib.cn 10. The control system design for intelligent instruments of MAC coal quality test 智能MAC煤质测试仪的控制系统设计 www.ilib.cn 1. The Predicting Models of the Steam Coal Quality Base on Elman Networks 基于Elman网络的动力配煤煤质预测模型的研究 www.ilib.cn 2. Study on Improving the Application Scheme for Coal Quality On-line Analysis Device 完善煤质在线分析装置应用方案的研究 www.ilib.cn 3. An Analysis of Coal Quality Variation Orderliness in Panjiang Mining Area 盘江矿区煤质变化规律分析 service.ilib.cn 4. Influence of Designing Coal Quality on Boiler Design in Dabieshan Power Plant 大别山电厂设计煤质对锅炉设计的影响 ilib.cn 5. Ensuring the clean coal quality by lowering the ash content in coarse concentrate 降低粗精煤灰分确保精煤产品质量 www.ilib.cn 6. Examination and Verification of Data from Inspection of Coal Quality 煤质检验数据的审核 ilib.cn 7. An Opinion on Coal Quality Distributing Pattern in Liaoning Province 对辽宁省煤质分布规律的认识 www.ilib.cn 8. Talking about electron balance measures error source process of coal quality test 浅谈在煤质化验中电子天平测量误差的来源 www.ilib.cn 9. Rapid analysis of coal quality by constant-volume combustion method 基于定容燃烧法的快速煤质分析 www.ilib.cn 10. Raise Coal Quality by Strengthening the Raw Coal Quality Management 加强煤质管理提高煤炭质量 www.ilib.cn 1. Effects and Policies of the Change of Coal Quality on Coal-fired Boiler 煤质变化对锅炉的影响及其对策 ilib.cn 2. Application of Coal Quality management system in Jiaozuo (Group) Co Ltd 煤质管理系统在焦作煤业（集团）有限责任公司的应用 ilib.cn 3. Increasing the Level of Coal Quality by Enhancing the Quality Management and Quality Supervision 加强质量管理与质量监督提高煤矿企业煤质水平 scholar.ilib.cn 4. Raise Output of Coal Pulverizing System Under Various Coal Quality 在煤质多变情况下提高制粉系统出力 ilib.cn 5. Application Status and Research of Coal Quality On-line Monitoring 煤质在线分析技术应用现状及研究 scholar.ilib.cn 6. SAMPLING, COAL QUALITY ANALYSIS AND UMPIRE ANALYSIS 取样、煤炭质量分析和仲裁人分析 blog.sina.com.cn 7. Strict to Control Coal Quality Management and Raise to Company Benefit 严抓煤质管理提高企业效益 www.ilib.cn 8. Coal Quality Analysis for Slagging When Burning Shenhua Coal in Boiler 锅炉燃烧神华煤结渣的煤质因素分析 ilib.cn 9. Influence of coal quality and type variations on coal handling systems 煤质和煤种的变化对输煤系统的影响 www.ilib.cn 10. Influence of Fly Ash Wearing on boiler heating surface by Coal Quality Change 煤质变化对锅炉受热面飞灰磨损的影响 scholar.ilib.cn 1. Coal quality management with mining of seams which contain dirt bands 开采含夹矸煤层的煤质管理 service.ilib.cn 2. Influence of Shape- Coal Quality on Boiler Operation Economy 型煤质量对锅炉运行经济性的影响 www.ilib.cn 3. Temperature control system of the coal quality analyzer 煤质分析仪器中的温度控制系统 www.ilib.cn 4. Design of a coal quality analyzer 一种煤质工业分析仪的研制 www.ilib.cn 5. The On-line Detection Method of Coal Quality and the System Design Based on Virtual Instrument 煤质在线检测方法和基于虚拟仪器的系统设计 service.ilib.cn 6. Coal quality, the fountainhead of clean coal technology 洁净煤技术的的源头——煤炭质量 service.ilib.cn 7. A Brief Analysis on Effect of Coal Quality Variation on Combustible Material in Fly Ash 浅析煤质变化对锅炉飞灰可燃物的影响 www.ilib.cn 8. Research of intelligent on-line analysis system for coal quality 智能煤质在线分析系统研究 www.ilib.cn 9. Influence of Coal Quality at Combustion Conditions of CFB Boiler 煤质对循环流化床锅炉燃烧工况的影响 ilib.cn 10. The Impacts of Coal Quality on Utility Boiler Operation and Handling 煤质对电站锅炉运行的影响及对策 www.ilib.cn 1. Analysis on coal quality at light mining face in "three-soft" middle thick seam “三软”中厚煤层轻放回采煤质问题分析 www.ilib.cn 2. Discussion on the relation of all-round management of coal quality and economic benefit 试论煤质精细化管理与经济效益的关系 service.ilib.cn 3. Brief Discussion on Coal Quality Improvement 浅谈提高煤炭质量问题 www.ilib.cn 4. Centre country coal quality monitoring is checked 国家煤炭质量监督检验中心 zhidao.baidu.com 5. jurassic coal - forming pattern and coal quality in ordos basin 鄂尔多斯盆地侏罗纪成煤模式与煤质 www.ichacha.net 6. Simplifying Coal Quality Analysis Process by Use of Datum Screening Formalization Method 应用筛数定形法简化煤质化验 www.ilib.cn 7. Influence of Feed Coal quality on Gasifying Yields in Lurgi Furnace 入炉煤质量对鲁奇气化产率的影响 service.ilib.cn 8. Prospect of Coal Quality Study of China 中国煤质研究的展望 ilib.cn 9. Auxiliary mining ways of enhancing recovery ratio and coal quality in Zhahanaoer open-pit coal mine 扎哈淖尔露天矿提高回采率和煤质的辅采方式 www.ilib.cn 10. Improving Commercial Coal Quality by Use of New Coal Preparation Technology 运用选煤新工艺提高商品煤质量 ilib.cn 1. Study on chloride in dust control water affected to steam coal quality 除尘水中氯化物对动力煤质量影响的研究 service.ilib.cn 2. Suggestion on How to Further Reinforce the Monitoring and Sampling for the Improvement of Coal Quality 关于进一步加强煤炭监督抽查工作的几点建议 www.ilib.cn 3. Experimental Research on the Effect of Coal Quality Property on Performance of Filter Aid 煤质特性对助滤剂助滤效果影响的试验研究 ilib.cn 4. Coal Blending, a Feasible Method to Make Coal Quality Stable 配煤是稳定发电煤质的方法之一 ilib.cn 5. Coal Quality Management Leads to Good Efficiency 煤质管理出效益 www.ilib.cn 6. Management of coal quality in complex conditions 复杂条件下的煤质管理 service.ilib.cn 7. Coal Quality Characters and Metamorphic Pattern in Wumuchang Area, Yimin 伊敏五牧场区煤质特征及变质规律 www.ilib.cn 8. Design and development of coal quality management information system base on Unix system 基于Unix系统的煤质管理信息系统设计与开发 www.ilib.cn 9. Effect of coal quality variation on economy of boiler operation 煤质变化对锅炉运行经济性的影响 www.ilib.cn 10. Talking about the Coal Quality Management on the Tunneling Faces 浅谈掘进工作面的煤质管理 www.ilib.cn 1. Two measures taken in boiler aiming at decrease in coal quality 针对煤质下降问题的两项锅炉改进措施 ilib.cn 2. Some questions that influence the coal quality 影响煤炭质量的几个问题 www.ilib.cn 3. Coal quality checkup in cement production 水泥生产中的煤炭质量检验 www.ilib.cn 4. Coal quality management in Yankuang Group 兖矿集团的煤炭质量管理 www.ilib.cn 5. Development of Coal Quality MIS for Coal Preparation Enterprise 洗煤厂煤质管理信息系统的开发 www.ilib.cn 6. Measures of improving the coal quality in Jixi mining area 提高鸡西矿区煤炭质量的几点举措 www.ilib.cn 7. On the Information of Coal Quality Management 浅谈煤质管理信息化 www.ilib.cn 8. Talking about the importance of coal quality material in the design of coal-preparation plant more reasonable 论煤质资料在选煤厂设计中的重要性 www.ilib.cn 9. To Improve Clean Coal Quality and To Raise Clean Coal Production Rate 稳定精煤质量提高精煤产率 service.ilib.cn 10. Rapid Classification and Measurement of Coal Quality for Power Plant based on NIR Technology 基于近红外光谱分析的电厂煤质分类快速检测方法 service.ilib.cn 1. Development of Comprehensive Program of Coal Quality Data 煤质资料综合程序的开发 www.ilib.cn 2. The problem of coal quality and its control ways 煤质问题与控制对策 service.ilib.cn 3. Grey forecast and evaluation of Fujian's raw coal quality 福建原煤质量的灰色预测与评价 www.ilib.cn 4. Intensify Site Coal Quality Control 谈强化煤质现场管理 www.ilib.cn 5. Some measures of coal quality testing in power plants 发电企业煤炭质检工作的几个问题 www.ilib.cn 6. Effect of coal quality change on gasifier operation 煤质变化对气化炉操作的影响 www.ilib.cn 7. Measures to Improve Coal Quality in Mining of Low Coal Seams 薄煤层开采中提高煤质的措施 www.ilib.cn 8. A LAN-based System of Coal Quality Information Monitoring and Query 基于选煤厂局域网的煤质信息监测与查询系统 www.ilib.cn 9. Application of Real - time and On - line Coal Quality Monitoring System Using Infrared 红外线煤质实时在线监测系统的运用 www.ilib.cn 10. Optimization control of coal-blending process based on the on-line detection of coal quality 基于煤质在线检测的配煤过程优化控制 service.ilib.cn 1. classification for coal quality part 2 : sulfur content 煤炭质量分级第2部分：硫分 www.ichacha.net 2. To Reinforce the Energy Audit and to Improve Coal Quality 提高煤炭质量严格能源审计 www.ilib.cn 3. Influence of mine geology in raw coal quality 矿井地质对原煤质量的影响 www.ilib.cn 4. The Evaluation of Power Coal Quality Based on Grey Relational Analysis Method 基于灰色关联分析的动力煤质量评价 www.ilib.cn 5. How to Avoid Several False Operations in Conventional Test on Coal-quality 煤质常规化验中如何避免几项误操作 www.ilib.cn 6. General Situation of China Coal Preparation and Coal Quality in 2006 2006年中国选煤和煤炭质量概况 www.ilib.cn 7. Probe on improving coal quality way 提高煤炭质量的方法探讨 service.ilib.cn 8. Importance of Improving Coal Quality 提高煤质的重要意义 www.ilib.cn 9. Design of Industrial Analyzer for Coal Quality Based on ARM 基于ARM的煤质工业分析仪的设计 www.ilib.cn 10. How to Reduce the Errors in the Coal Quality Analysis 浅析如何减小煤质分析中的误差 service.ilib.cn 1. Study on Relevant Equations for Two Kinds of Coal Quality Analysis 两种煤质分析指标的关联方程组研究 www.ilib.cn 2. How to Raise Coal Quality in Xiaoyu Coal Mine 提高小峪矿煤质的几点建议 www.ilib.cn |
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