PSM V39 D757 Cross section of a siemens furnace for melting steel in pots.jpg
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PSM V39 D757 Cross section of a siemens furnace for melting steel in pots, Cross section of a Siemens furnace for melting steel in pots
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PSM V39 D757 Cross section of a siemens furnace for melting steel in pots, Cross sections of furnaces, Drawings of iron and steel industry, Images created or edited with IrfanView, Popular Science Monthly illustrations/Volume 39, Retouched pictures
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PSM V39 D757 炉の融鋼材断面、炉の融鋼材断面断面
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PSM V39 D757 炉の溶融鋼材の断面図、炉断面図、製鉄業図、イルファンビューで作成または編集された画像、ポピュラーサイエンス 月刊イラスト/第39巻、補足画像
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melting pot steel industry refractoriness molten furnace room cross section cross-section fornax