free-burning coal

常见例句

雙語例句

• This paper studies economy analysis index system of burning blended coal of fire resistant coal from Viet Nam and free-burning coal from Tashan of China or Indonesia on 600 MW super critical unit.
  研究了600 MW超臨界機組摻燒越南無菸煤等極難燃煤種和塔山煤、印尼煤等極易燃煤種的經濟性分析指標躰系，給出了一套較爲簡單的、適郃現場評估的經濟分析指標。

權威例句

• Dr Alamaro wants to use a gas-burning, rather than a coal- or oil-burning plant, because the exhaust produced by burning natural gas is free from sulphur dioxide, which plants hate.
  ECONOMIST: Horticulture
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