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Siemens electric arc steelmaking
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Siemens electric arc steelmaking
西门子电炉炼钢法
德裔英国冶金学家西门子发明的一种采用单相电弧间接加热熔化铁料的炼钢方法。
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ammonium diuranate
ammonium ferric citrate
ammonium ferric sulfate dodecahydrate
ammonium hydrogen carbonate
ammonium hydrosulphide
ammonium hydroxide
ammonium hydroxide; ammonia solution; ammonia water; ammonical liquor; aqueous ammonia
ammonium iron alum
ammonium iron ( II ) sulfate hexahydrate
ammonium iron sulfate hexahydrate
ammonium iron ( Ⅱ ) sulfate hexahydrate
ammonium metatungstate
ammonium metavanadate
ammonium nitrate
ammonium nitrte
ammonium paratungstate
ammonium perchlorate
ammonium peroxydisulfate
ammonium persulphate
ammonium phosphate
ammonium phosphate fertilizers
ammonium phosphate sulfate
ammonium polyphosphate
ammonium secretion
ammonium sulfate
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