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ReducingthegrainsizeofsteelcastingwillleadtotheimprovementofsteelmechbocalProperties.Inordertoproducethefinergrain,manytecboqueshavebeenappliedtocofitinuouscasting,suchaslowtemperatecasting,addinginoculatsandelectfomagneticstirringetc..Thosemethodsdo...