mines相关论文
本文研究的主要目的是提高矿井通讯系统的应用可靠性。因此，首先针对矿井通讯系统组成作出分析，并对各子系统的功能进行阐述。之后探......
According to the current working status of underground safety management and production scheduling, the importance and e......
Firstly,the causes and existence state of soil pollution in metal mines were discussed.Secondly,the remediation technolo......
In order to study the distribution and significance of “barkinite” in the Han-Xing (Handan-Xingtai) coalfield, norther......
MIIT: Finish Integration of Rare Earth Mines and Smelting/Separation Enterprises By the End of the Y
In April,the General Office of the Ministry of Industry and Information Technology printed and distributed“Notice on Ke......
4.The key tasksThe key tasks for the development of China’snonferrous metals industry include further re-form of the e......
LeadOn the domestic market the monthly averagelead price in May was 4,822 yuan(US$583)/ton,which changed little compare......
The following article is contributed by FengJuncong,senior analyst of Beijing Antaike In-formation Development Co.Ltd.T......
For the purpose of having a better understanding of failure mechanisms of rock fracturing in mines, the equivalent point......
Selection experiments for the optimum combination of AMF-plant-substrate for the restoration of coal
A complex substrate consisting of fly ash,coal gangue and excess sludge was used as an experimental soil in pot culture ......
GIS- or CAD-based technology has been widely used for cartographic maps in coal mines, but structural gaps between such ......
Application of fractal theory in detecting low current faults of power distribution system in coal m
Single-phase low current grounding faults areoften seen in power distribution system of coal mines.These faults are diff......
Analysis and key control technologies to prevent spontaneous coal combustion occurring at a fully me
In order to prevent spontaneous coal combustion occurring at a fully mechanized caving face with large obliquity in deep......
Monitoring the stability of steep slopes of open-pit mines is a major issue relating to production safety in mines.In or......
The conventional structures in the Switched Reluctance machines are introduced, such as three-phase 12/8 structure Switc......
Combustible gases in coal mines are composed of methane,hydrogen,some multi-carbon alkane gases and other gases.Based on......
Owing to production reduction/suspension by copper mines,decline in China’s copper concentrate output received much mar......
南非金伯利是世界知名的德比尔斯钻石公司总部所在地,是世界上最早(1869年)发现金伯利岩型金刚石原生矿床的地方,现在世界上一些最......
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Inflatable rock bolt bond strength versus rock mass rating(RMR):A comparative analysis of pull-out t
The purpose of this paper is to establish confidence in anticipated minimum bond strength for inflatable rock bolts by c......
Abandoned mines are of high potential risk as they could be a large underground storage of pollutants(heavy metals and o......
模糊逻辑技术的应用 Ⅱ= Applications of fuzzy logic technology Ⅱ //Proc. SPIE. -1995,V.2493航空发动机的传动.启动及控制=......
By analysing the hydrogeological conditions of this region and the coal mines hereof, together with the water hazards tr......
1 Introduction Mechanical properties of coal are most important parameters in controlling fluid storage and flow before ......
Polish Embassy Ready to Promote Economic Cooperations with China Interview with Krzysztof Szumski, A
Poland, a country in the Eastern Europe, has a traditional friendship with China. It was one of the first countries to r......
Geochemical characteristics of acid mine drainage and sediments from coal mines, Shanxi Province, Ch
In this study,geochemical characteristics of acid mine drainage(AMD)and its sediments from the Malan and Sitai coalmines......
New Constraints on the Environmental Impact of Iron Oxides and Lead-Zinc Mines in Red Sea Hills,Egyp
Iron oxides and lead-zinc deposits in host rocks located in ten drainage basins in the coastal plain of the Red Sea,Egyp......
Characterization of Hydrothermal Alteration Mineralogy and Pathfinder Elements in the Exploration fo
A combination of mineralogical and multielement analyses was used to characterize the hydrothermal alteration,pathfinder......
The mechanical interaction between the induced seismic waves and landmines was analyzed according to acoustic-to-seismic......
Effect of Land Reclamation on Nutrient Distribution in Reclaimed Farmlands Overlying Xuzhou Undergro
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NTRODUCTIONUndergroundcoalminingoperationsinTongshanCounty, JiangsuProvince, haverapidlyadvancedtowardsintensivelon......
期刊
【世界核新闻网站2016年3月10日报道】加拿大丹尼森矿业公司(Denison Mines)最近发布的一份文件显示,该公司在2016年将把业务集中......
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美刊《加利福尼亚地质》1981年1月号刊登加州矿物地质局地震学计划负责人舍伯恩(R.W.Sherburne)撰写的题为《地震学计划》的文章,......
1. Combeau, De la houille ses productions dans le monde entier, son emploi ses particularites 1921. $ 3.70
1. Combeau,......
Sifa,Kuanan and Tsimei Tin Mine Concessions~1 are located some 20 kmnortheast from Tungan,~2 a village town by the high......
The National Geological Survey has recently undergone some reorganization. It is now under the direct control of the Mi......
CHINA’s economic growthis charging forward atbreakneck pace, but sus-tainable development ofits building blocks - rawma......
INTRODUCTION Iron deposits are widely distributed in S. W. Hupeh, especially in the districts of I Tu (宜都) and Changy......
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一项研究报告说,圣弗朗西斯科湾东部一次较大地震会使4500人丧生,148500人受伤,造成许多建筑物坍塌或着火,以及运输工具、公用设......
一、前言由金属粉末直接轧成带材,已有八十年的历史,近二十年发展的比较快,相继出现铝粒热轧、刮浆制带和喷射轧制等新技术,某些......
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The productivity of China’s nonferrous metals industry during 1980-1990 has been analysed. The important factors which......
【正】 Longmen Mountain fracture belt is the birth-place of the May-12 Wenchuan Earthquake.A huge"chemical fortune circl......
【正】 During October 27th-31 st,2008 the Leibo county governmentsinged three phosphorous chemi-cal contracts totally va......
Zhezkazgan copper deposit is strongly exploited since 1942. Its typical feature is multilevelmineralization. Mine’s thi......
