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.
测试夹具常常采用弹簧触点的连接方法，这些触点可能由磷青铜、铍铜合金或者其它具有高赛贝克系数的材料制成。
Test fixtures often use spring contacts, which may be made of phosphor-bronze, beryllium-copper, or other materials with high Seebeck coefficients.
铜合金铜与锡、锑、磷或其物质构成的一种合金，含锡，也可不含锡。
Any of various alloys of copper, with or without tin, and antimony, phosphorus, or other components.
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