名词
中文翻译：永久磁性合金
同义词：
['permanent magnet', 'permanent magnet alloy例句：1. This new type of permanent magnet has a much higher energy density than traditional ones.（这种新型永久磁铁的能量密度比传统磁铁高得多。）']
例句：
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1. This new type of permanent magnet has a much higher energy density than traditional ones.
这种新型永久磁铁的能量密度比传统磁铁高得多。
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2.The permanent magnet is used in many applications such as electric motors and generators.
永久磁铁被广泛应用于电动机和发电机等许多应用中。
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3.The development of permanent magnet technology has greatly improved the efficiency of industrial machinery.
永久磁铁技术的发展极大地提高了工业机械的效率。