单词	blast furnace
释义	blast furnace noun : a furnace in which combustion is forced by a current of air under pressure especially : one for the reduction of iron ore Example Sentences Recent Examples on the Web Although Duchamp worked with physical objects, framing a blast furnace as art was no more radical than displaying a shovel or urinal. Jonathon Keats, Forbes, 18 July 2022 Pig iron is ore reduced to molten iron in a coal-heated blast furnace. Bob Tita, WSJ, 28 June 2022 In a blast furnace, carbon monoxide generated by burning coke accomplishes that job, prying loose oxygen from the iron ore to form carbon dioxide, which is then released into the atmosphere. Time, 28 Apr. 2022 This resulted in significant damage to the mill’s blast furnace. Richard Tracy, Forbes, 27 Apr. 2022 Switching off a blast furnace, where coal is burned at extreme temperatures to help turn iron ore into what will become steel, is much harder. Alistair Macdonald, WSJ, 3 Mar. 2022 It’s a city that was forged in and survived a blast furnace of hard times. al, 19 Dec. 2021 Installing a low-carbon blast furnace is expensive, and can’t be done in stages. Lenora Chu, The Christian Science Monitor, 8 Nov. 2021 The Bourke-White photograph, also made around 1930, reduces a Ford blast furnace to pure abstraction. Washington Post, 27 Oct. 2021 See More Word History First Known Use 1706, in the meaning defined above
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