在银基电触头材料中通常添加有利于材料性能的金属元素，这些元素对材料的作用非常重要，对各个元素的影响作用作了意义描述。
Some metal elements are often added to silver matrix contact materials to improve their properties, and these elements action on the materials is very important.
研究了触头熔焊强度与金属材料性质参数及金相状态间的关系。
Also, the relations between the welding strength and the material properties as well as metallographic state are investigated.
DN 1系列点焊机广泛应用于工业生产中低碳钢板、不锈钢板、线材，银触头及大部分有色金属的焊接。
DN and DN1 series marsh welders are widely used in the welding of low carbon steel strip, corrosion resistant plate, wires, silver contact and lots of non-ferrous metals.
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