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

• Research on characteristics of overthrust geochemistry of coalfields
  煤田推覆构造地球化学特征初探
• 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 paper elaborates completely the development characteristics of karst collapse columns in coalfields in West Shandong Province, probs profoundly into Their origin and puts forward some new viewpoints in the conditions and mechanism of formation of karst collapse columns.
  对鲁西煤田岩溶陷落柱的发育特征作了全面的总结，对陷落柱的成因进行了比较深入的探讨，在形成条件和机理方面提出了一些新的看法。
• 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
• 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。
• 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
• 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。
• 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
• On a global scale, there are many coalfields suffered from spontaneous combustion of coal seam problems.
  在全球范围内，许多煤田都存在煤层自燃问题。