名词
中文翻译：换向器频率变换器
同义词：
['换向器，变速装置例句：1. The commutator frequency changer is crucial for the smooth operation of the motor.（换向器频率变换器对于电机的平稳运行至关重要。）']
例句：
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1. The commutator frequency changer is crucial for the smooth operation of the motor.
换向器频率变换器对于电机的平稳运行至关重要。
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2.The engineers were tasked with designing a new commutator frequency changer for the new generation of electric vehicles.
工程师们被指派设计新一代电动汽车的新型换向器频率变换器。
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3. The commutator frequency changer plays a vital role in maintaining the optimal performance of the motor.
换向器频率变换器在保持电机最佳性能方面起着至关重要的作用。