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

• The practical and efficient deformation indicators in study of tectonic stress field in coalfields are: coal vitrinite reflectance and its anisotropy, conjugated shear joints, filled-in veins an small folds.
  煤镜质组反射率及其各向异性、共轭剪节理、充填脉和小褶曲等构造形迹，是煤田构造应力场研究中实用和有效的形变标志物。
• Research on characteristics of overthrust geochemistry of coalfields
  煤田推覆构造地球化学特征初探
• 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
• 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。
• The deposit is contained in the predominantly calc-silicate upper part of the corella formation. Study on Dissolution Test of Ordovician Carbonate Rock in North-China Typical Coalfields
  矿床位于科雷拉岩系上部主要为钙质-硅酸盐类的岩层中。华北典型煤矿区奥陶系碳酸盐岩溶蚀试验研究
• 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
• Karstic collapse posts existing in North China type coalfields is a special kind of karstic collapse.
  华北型煤田中发育的岩溶陷落柱是一种特殊类型的岩溶塌陷。
• The simulative results basically tally with the ones observed in practice, which will be of important significance for accelerating the high efficiency and safety mining of western coalfields.
  模拟研究结果和现场实际观测到的结果基本吻合。对于促进西部煤田的高效安全开采具有重要意义。
• It is one of the main research object in the exploration and exploitation of coalfields.
  它有时对煤层及顶、底板破坏较大，是井田勘探与开采的主要研究对象之一。
• A survey of Upper Jurassic and lower Cretaceous strata in Shuangyashan and Jixian coalfields, Eastern Heilongjiang
  黑龙江东部双鸭山、集贤煤田中生代含煤地层研究