名词
中文翻译：磁线圈
同义词：
['magnet', 'magnetic core']
例句：
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1.The device uses a magnetic coil to detect the presence of metal objects.
这个装置使用一个磁线圈来检测金属物体的存在。
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2.The magnetic coil is essential for the operation of the generator.
磁线圈对于发电机的运行至关重要。
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3.The magnetic coil was designed to attract iron objects.
磁线圈被设计用来吸引铁质物品。