名词
中文翻译：维持电压
同义词：
['supporting voltage', 'sustaining voltage']
例句：
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1.The power supply must be able to sustain a certain amount of current without overheating.
电源必须能够承受一定的电流而不会导致过热。
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2. In order to maintain a stable temperature, the system needs to sustain a constant flow of heat.
为了保持温度稳定，系统需要持续不断地输送热量。
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3.The battery's capacity is limited by its ability to sustain a high charge level.
电池的容量受限于其能维持的高充电水平。