The recent development of Cu Cr contact materials for high power vacuum interrupters is concluded.

综述了大功率真空开关铜铬触头材料最近的进展.

Several contact structures for medium voltage vacuum interrupters are analyzed and the feasibility of applying them to high voltage vacuum interrupter is researched.

通过分析几种用于中压真空灭弧室中的触头结构，探讨了将它们应用在高压真空灭弧室中的可能性。