coal grit

基本解释

• [能源科学技术]煤质砂岩

英汉例句

双语例句

• Once a byword for grit and grime, where drivers turned on their car headlights midmorning to see through the haze of coal smoke, it has been designated a European capital of culture for 2010.
  这个地方曾经被称为煤坑，灰尘漫天，上午开车都要打开车灯，现在它指定为2010年的欧洲文化之都。
  www.green-web.org

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专业释义

能源科学技术

• 煤质砂岩