brown coal

褐煤

频率: 4.82.5 每百万词

A type of soft coal with low heat content, also known as lignite.

一种热值低的软煤，也称为木质煤。

coalADJECTIVE + coal

分类:

brown

例句 (10)

brown coal = 褐煤 (一种热值低的软煤，也称为木质煤。)

  • The local power station primarily burns brown coal to generate electricity.当地的发电站主要燃烧褐煤来发电。
  • Burning brown coal is known to release significant amounts of CO2 into the atmosphere.众所周知，燃烧褐煤会向大气中释放大量二氧化碳。
  • Large deposits of brown coal, or lignite, are found in Germany and Australia.德国和澳大利亚蕴藏着大量的褐煤（或称作lignite）。
  • Due to its high moisture content, brown coal is less energy-efficient than hard coal.由于水分含量高，褐煤的能源效率低于硬煤。
  • The open-pit mine extracts thousands of tonnes of brown coal each day.这个露天矿每天开采数千吨褐煤。
  • The region's economy was historically dependent on the mining of brown coal.该地区的经济在历史上一直依赖于褐煤的开采。
  • Scientists are researching cleaner ways to utilize the world's vast brown coal reserves.科学家们正在研究更清洁地利用世界大量褐煤储量的方法。
  • Brown coal is a soft, combustible sedimentary rock formed from naturally compressed peat.褐煤是一种由天然压缩的泥炭形成的柔软、可燃的沉积岩。
  • The government announced a plan to phase out power plants that use brown coal.政府宣布了一项计划，逐步淘汰使用褐煤的发电厂。
  • Several countries still rely heavily on brown coal as a primary energy source despite environmental concerns.尽管存在环境问题，一些国家仍然严重依赖褐煤作为主要能源。