提出了球—板间隙和环—板间隙正操作冲击50%击穿电压的估算公式。
Formulas for estimating 50% breakdown voltages of sphere-plane and ring-plane gaps are presented.
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.
随碳纤维比例的增大，该复合材料的拉伸强度、弯曲强度、弯曲模量及热变形温度均呈上升态势；而缺口冲击强度及击穿电压呈下降态势。
The results of experiments show that tensile strength, bend strength, bend modulus and heat deformation temperature of the composite materials are increased with the increase of carbon fibre content.
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