名词
中文翻译：球耦合
同义词：
['balljoint', 'ball joint coupling']
例句：
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1. The ball coupling in the gearbox is responsible for transmitting torque.
齿轮箱中的球耦合负责传递扭矩。
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2. The ball coupling in the transmission systemis crucial for smooth operation.
传动系统中的球耦合对于平稳运行至关重要。
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3. The ballcoupling was designed to minimize vibration and noiseduring operation.
球耦合的设计旨在最小化操作过程中的振动和噪音。