名词
中文翻译：Unknown
同义词：
['1. differential oscillation', '2. phase-shifted vibration', '3.phase-shifted oscillation']
例句：
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1. The aircraft's differential flutter was a concern for the pilot.
飞机的差频颤动让飞行员感到担忧。
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2. The scientists observed that the differential flutter could be caused by the temperature change.
科学家们观察到，差频颤动可能是由于温度变化引起的。
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3. The engineers were trying to mitigate the differential flutter in the new design.
工程师们正在尝试在新设计中减少差频颤动。