copper-bismuth-strontium contact

例句：

1. 1. The copper-bismuth-strontium contact is a critical component in the development of new electronic devices.
   铜铋锶接触是开发新型电子设备的关键组成部分。
2. 2. The researchers found that the copper-bismuth-strontium contact had excellent thermal conductivity and high electrical conductivity.
   研究人员发现，铜铋锶接触具有优异的导热性和高电导率。
3. 3. The copper-bismuth-strontium contact was used to create a microchip with a resolution of 50 nanometers.
   铜铋锶接触被用于制造一个分辨率为50纳米的微芯片。