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An electronically commutated motor (ECM) is a type of electric motor that combines the benefits of both AC and DC motors, offering high efficiency, reliability, and variable speed control. ECMs are brushless DC motors that are controlled electronically, rather than mechanically. Their design and electronic commutation capabilities make them suitable for a wide range of applications where energy efficiency and variable speed control are important. ECMs are increasingly becoming popular in industries, such as heating, ventilation, and air conditioning (HVAC), refrigeration, industrial automation, home appliances, and automotive
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电子行业：三大EDA巨头或对华断供，国产EDA加速崛起-华福证券
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