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进行了硼、钒、钛和稀土对高铬铸铁的变质处理，结果表明，多元联合变质处理使高铬铸铁性能有较大提高。
The modification of high chromium cast iron by boron, vanadium, titanium and rare earths was carried out. The results show that the performance of high chromium cast iron has been greatly improved by the combined metamorphic treatment.