名词
中文翻译：粘结永久磁铁
同义词：
['bonded iron', 'bonded steel', 'permanent magnet']
例句：
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1. Thismagnet is made from a type of bonded iron that is strong and durable.
这个磁铁是由一种强韧耐用的粘结铁制成的。
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2. The magnet has a strong magnetic field that can be used to attract metal objects.
这个磁铁有很强的磁场，可以用来吸引金属物体。
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3.The magnet was used in the manufacturing process to hold together the parts of the machine.
这个磁铁在制造过程中用于将机器部件固定在一起。