... strontium modification treatment 变质 phosphorus modification treatment 磷变质处理 Surface Modification Treatment 表面改性处理 ...
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采用磷、硫、稀土、锶、钠、碳等进行双重细化变质处理过共晶铝硅合金已取得了良好的效果。
The good effect has been gained on the hypereutectic Al Si alloys treated with some double refining and modifying agents such as P, S, RE, Sr, Na, C, etc.
用磷铜合金和四元钠盐变质剂对过共晶铝硅合金进行了变质处理试验。
The modifying experiments on hypereutectic Al - Si alloy were made by addition of sodium flux and P - Cu alloy.
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