coalfields

英 [ˈkəʊlfiːldz]

美

n.  煤田
coalfield的复数

柯林斯词典

• N-COUNT 煤田
  Acoalfieldis a region where there is coal under the ground.
  1. The park lies on top of a coalfield.
     公园位于一片煤田上。

双语例句

• Problems and Countermeasures in Reforming of Jiangxi Coalfields Geological Preliminary Survey
  江西煤田地质找矿改革面临的问题及对策
• Discussion on Continuable Development of Jurassic Coalfields In Northern Shaanxi
  论陕北侏罗纪煤田开发的可持续发展问题
• Beneath Permo carboniferous coal strata in North China coalfields, there are Ordovician limestones containing plentiful confined water.
  华北煤田石炭二叠纪煤系地层底部存在着含水丰富的奥陶纪石灰岩。
• Study on Dissolution Test of Ordovician Carbonate Rock in North-China Typical Coalfields Causes of Karstic Collapse in Lead-zinc Mining Area and its Countermeasures
  华北典型煤矿区奥陶系碳酸盐岩溶蚀试验研究
• The Datong, Ningwu, Xishan, Hedong, Qinshui, and Huoxi coalfields are some of the most important in Shanxi.
  大同，宁武，西山，河东，沁水，和霍西是山西最重要的煤田。
• The clay rock samples from the Late-Paleozoic coalfields of Northern China are studied with ICP and INAA methods.
  通过ICP和INAA方法对华北几个晚古生代煤田（煤矿区）的I/S间层粘土岩样品进行了稀土元素（REE）地球化学特征研究。
• Fractal research of relation between geological tectonic coalfields and gas outburst
  煤田地质构造与瓦斯突出关系分形研究
• Based on study of the contact relations between strata and features of fault basin of coalfields in western Henan province, the paper describes the fault tilting movement in Cenozoic age and its basic characteristics.
  本文通过对河南省西部煤田范围内地层接触关系和断陷盆地的研究，确定了区内新生代断块掀斜运动及其基本特征。
• Continuous miners are widely used in modern mines because of the development of shortwall coal mining method and the reserves decrease of regular coalfields.
  短壁开采技术的发展和地下规则煤田数量的减少，使连续采煤机广泛地应用在现代化的矿井生产中。
• Gallium Distribution in Coal of late Permian Coalfields, Southwest China, and Its Geochemical Characteristics in Oxidation Zones of Coal Beds
  西南晚二叠世煤田煤中镓的分布和煤层氧化带内镓的地球化学特征