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真空开关技术是当前中高压开关领域的尖端技术。本文论述了近年国内外该技术的发展和现状，着重分析了作为真空开关主要部件的真空开关管的制造技术的最新进展
Vacuum switch technology is the cutting-edge technology in the field of high voltage switch. In this paper, the development and current status of the technology at home and abroad in recent years are expounded, and the latest progress in the manufacturing technology of the vacuum interrupter as the main component of the vacuum switch