The translucent alumina-niobium seal was formed by the glass solder method. The solder glass belongs to the Al_2O_3-CaO-BaO-SrO system.

• 利用 Al_2O_3-CaO-BaO-SrO 系氧化物玻璃焊料,将透明氧化铝与金属铌连接在一起。