名词
中文翻译：活塞流动
同义词：
['piston motion', "piston flow rate例句：1. The engine's piston flow is crucial for its efficiency.（发动机的活塞流动对于其效率至关重要。）"]
例句：
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1. The engine's piston flow is crucial for its efficiency.
发动机的活塞流动对于其效率至关重要。
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2.The piston flow of the engine was measured to ensure optimal performance.
对发动机的活塞流动进行了测量，以确保最佳性能。
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3. The design of the piston flow system has a significant impact on fuel efficiency.
活塞流动系统的设计方案对燃油效率有重大影响。