理论分析、数值模拟和实验结果表明，该结构可以使表面电场变得更加均匀，有效提高器件击穿电压。
Theory analysis, numerical simulation and experimental result indicated that the surface electric field of the device was more uniform and the breakdown voltage was increased effectively.
实验表明，退火后样品的微观结构有利于提高反向击穿电压。
The experiments show that the microstructure of annealed sample is favourable to improving reverse breakdown voltage.
本文实验测取了实际真空灭弧室在雷电冲击电压下的静态击穿统计特性。
The statistical property of electrical breakdown in vacumm interrupters under impulse stress is experimentally studied.
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