The standard materials could be used to the analysis of various alloy cast iron in production.
该标准物质适用于各种合金铸铁的生产检验.
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The rolls are made of chilled alloy cast iron with wear - resistant hard surface.
该卷制成的冷冻合金铸铁与 耐磨 材料坚硬表面.
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This paper presents a new type material air valve cage - alloy cast iron countaining Cr. Ni.
本文介绍一种制做内燃饥气阀座的新材质——铬镍铜合金铸铁.
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