The results show that silver based electric materials ought to be smelted by graphite crucible, the clay crucible is suitable for smelting silver based solder.
结果表明，银基电触头材料应选用石墨坩埚熔炼，银基钎料应选择粘土坩埚熔炼。
The study on crack types and their formation mechanisms of silver based contact materials are carried out according to the various currents and various contact closed forces.
根据不同电流等级及不同触头闭合压力，对银基触头材料裂纹类型及形成机理进行了分析研究。
The invention discloses a silver-based amorphous alloy and a preparation method thereof, and belongs to the technical field of metal material preparation.
一种银基非晶合金及其制备方法，属于金属材料制备技术领域。
The mechanisms of crack propagation and the surface deformation phenomenon of silver-based contact materials are investigated based on experiments carried out and theoretical analysis in this paper.
本文在大量的实验和理论分析的基础上，研究了银基触头材料表面的形变现象—裂纹的扩展机理。
Article 21 the minting and issuing of gold - and silver-based souvenir COINS shall be handled by the People's Bank of China, and no other unit may mint, imitate or issue such COINS.
第二十一条金银质地纪念币的铸造、发行由中国人民银行办理，其他任何单位不得铸造、仿造和发行。
Article 21 the minting and issuing of gold - and silver-based souvenir COINS shall be handled by the People's Bank of China, and no other unit may mint, imitate or issue such COINS.
第二十一条金银质地纪念币的铸造、发行由中国人民银行办理，其他任何单位不得铸造、仿造和发行。
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