名词
中文翻译：持续电流
同义词：
['persistent current', 'sustained flow']
例句：
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1.The power grid is designed to sustain a sustained current of electricity.
电网设计用来维持持续的电流。
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2. In the case of an electrical fault, the sustained current can be dangerous.
在电气故障的情况下，持续电流可能是危险的。
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3. The generator is capable of sustaining a sustained current of up to 500 kilowatts.
发电机能够维持高达500千瓦的持续电流。