名词短语
中文翻译：机械式动力计
同义词：
['mechanical power meter', 'mechanically actuated power meter']
例句：
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1. The new power meter is more accurate than the old one.
新的功率计比旧的更精确。
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2. The engineer used a mechanical power meter to measure the engine's output.
工程师使用机械式功率计来测量发动机的输出。
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3.The power meter was used to monitor the energy consumption of the building.
功率计被用来监测建筑物的能量消耗。