名词
中文翻译：过电压
同义词：
['overvoltage', 'breakdown voltage']
例句：
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1.The power grid experienced a sudden break-over voltage during the storm.
暴风雨期间，电网突然出现过电压。
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2. The circuit designer must ensure that the break-over voltage is within safe limits.
电路设计师必须确保过电压在安全范围内。
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3.The new device has a break-over voltage of 500V, which is significantly higher than its predecessors.
新设备具有500V的击穿电压，远高于其前代产品。