名词
中文翻译：差动式测功机
同义词：
['differential dynamometer', 'differential torque meter']
例句：
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1.The differential dynamometer is used to measure the torque of a rotating shaft.
差动式测功机用于测量旋转轴的扭矩。
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2.The engineer used the differential dynamometer to test the performance of the new engine.
工程师使用差动式测功机测试新发动机的性能。
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3. The differential dynamometer was used to determine the efficiency of the machine's gearbox.
差动式测功机被用来确定机器变速箱的效率。