The effect of load specimen surface roughness and test deviation amendment on microhardness of aeronautical noblemetal (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。
2
In addition, the present invention also relates to a method for manufacturing finished products with such white noblemetalalloy 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。
3
At present, pure tin deposit has a bad solder reliability, tin-based binary alloy deposits have big brittleness or bad wettability, and noblemetal deposits have high price.