名词
中文翻译：旋转叶片舵
同义词：
['rotary vane', 'rotary vane steering mechanism']
例句：
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1. The new carhas a rotary vane steering gear that makes driving smoother.
这款新车配备了旋转叶片舵，使得驾驶更加顺畅。
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2.The aircraft's rotary vane steering gear is responsible for its stability during takeoff and landing.
飞机的旋转叶片舵负责其起飞和降落时的稳定性。
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3.The engineers have designed a new rotary vane steering gear to improve fuel efficiency.
工程师们设计了一种新型的旋转叶片舵以提高燃油效率。