Last Updated：2025/12/06
Sentence
19世紀にベッセマー法で用いられた転炉が製鋼を革命的に変え、製造業者が大量の鋼を迅速に生産できるようにした。
Quizzes for review
Bessemer converters revolutionized steel production in the 19th century, allowing manufacturers to produce large quantities of steel rapidly.
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Bessemer converters revolutionized steel production in the 19th century, allowing manufacturers to produce large quantities of steel rapidly.
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