coal mining machine 采煤机 coal mining 煤矿开采 nonmechanized coal mining 煤矿非机采型 underground coal mining district 井下采煤区,井下采煤区 harmonic coal mining method 谐和地压采煤法 相似单词 coal mining adj. 煤矿业的 opencast a. 露天挖掘的 coal n. 1.[U]煤,木炭 2.[C]煤块 v...
Coal mining pollutionFreshwater resourcesRainfall-runoffTotal suspended sedimentsMicroplastics (MPs) emitted from the UK's largest coal mine were mostly small acrylic fibersMP concentration decreased with discharge and increased with the number of dry weather hoursSource limited dilution effects were observed...
Trigg, A B & Dubourg, W R (1993) _Valuing the Environmental Costs of Opencast Coal Mining: The Case of the Trent Valley in North Staffordshire', Energy Policy, 21, pp 1110-1122.Valuing the environmental impacts of opencast coal mining in the UK: the case of the Trent Valley in North...
ventilation of coal pits (煤矿) 矿井通风 pithead committee (煤矿主和矿工共同推派代表组成) 煤矿委员会 micrinite (煤岩) 微粒体 attritus (暗煤) 碎集煤 strip mining (采矿) 露天剥采 sawtooth stoping (矿) 锯齿形回采法,锯齿形回采法 underclay (煤层下) 底粘土层 trappers (采矿) 通风口值班工人...
例句
Adj.1.opencast- (of mines and mining) worked from the exposed surface; "opencast mining"; "an opencut iron mine" opencut mining,excavation- the act of extracting ores or coal etc from the earth surface- on the surface; "surface materials of the moon" ...
基本的な属性 OPENCASTCOALMINING化学名:OPENCASTCOALMININGCAS番号. 英語名:OPENCASTCOALMININGCBNumberCB71429993MW0MOL FileMol fileSend Inquriy ホームページ| CAS| コンピューター版Chemical Book
OPENCASTCOALMINING information, including chemical properties, structure, melting point, boiling point, density, formula, molecular weight, uses, prices, suppliers, SDS and more, available at Chemicalbook.
Asthma and open cast mining Measurements of carbon monoxide, nitrogen oxides, PM10, sulphur dioxide and ozone from four UK National Automatic Urban Network Stations have been analysed... JMF Temple,AM Sykes - BMJ 被引量: 40发表: 1992年 Asthma and open cast mining. Measurements of carbon monoxi...
Keywords: opencast coal mine, mining area divided argument An opencast coal mine construction conditions 1.1 Overview Zhundong mine is located in Jimsar County, north-west at about 350 ° direction, a straight line distance of 90km, road distance 120km. Three administrative divisions under...