实验采用旋转型电磁搅拌器。在相似条件下，液态金属在电磁搅拌下凝固与不经电磁搅拌凝固的铸态组织进行对比。
An electromagnetic stirrer of the rotation type was employed under similar conditions, the as-cast structure of metals solidified with and without electromagnetic stirring were compared.
采用合金化、金属型快冷手段获得铸态贝氏体白口铁磨球。
A kind of the grinding ball from bainite white iron as cast was achieved by alloying and metal molding.
用砂型和金属型铸造时，加入微量铝可使含碳量在2.6～3.0％的中碳铸态材质得到屈氏体基体，并有较好的综合性能。
The addition of traces of Al could make the materials containing C ranged from 2.6-3.0% obtain troostite matrix both in sand molds and in metal, sand the materials have good synthetic properties.
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