The effect of load specimen surface roughness and test deviation amendment on microhardness of aeronautical noble metal (alloy) wires and sheets was studied in this paper.

研究了加载负荷、试样表面粗糙度及测量偏差修正对航空用贵金属（合金）丝材和薄片显微硬度测量的影响。

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In addition, the present invention also relates to a method for manufacturing finished products with such white noble metal alloy combination.

另外，本发明还涉及由这种白色贵重金属合金组合物制造制成品的方法。

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At present, pure tin deposit has a bad solder reliability, tin-based binary alloy deposits have big brittleness or bad wettability, and noble metal deposits have high price.

目前，纯锡镀层的焊接可靠性差，锡基二元合金镀层有脆性大、润湿性差等方面的问题，贵金属镀层成本高。

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