名词中文翻译
中文翻译：累积磁铁
同义词：
['built-up core', 'built-up coil']
例句：
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1.The built-up magnet is used to attract metal objects.
累积磁铁用于吸引金属物体。
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2.The engineer designed the built-up magnet for efficient energy storage.
工程师设计了这种累积磁铁，以实现高效的能源存储。
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3. The magnetized material can be used as a built-up magnet in various applications.
磁化的材料可以用于各种应用中的累积磁铁。