名词短语
中文翻译：自对齐的惰轮
同义词：
['self-aligning pulley', 'self-aligning gear', 'self-aligning sprocket']
例句：
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1. The self-aligning idler is crucial for the smooth operation of the machine.
自对齐的惰轮对于机器的平稳运行至关重要。
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2. The self-aligning idler ensures that the belt does not slip during the transmission process.
自对齐的惰轮确保皮带在传动过程中不会滑动。
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3.The self-aligning idler reduces vibration and noise in the transmission system.
自对齐的惰轮减少了传动系统中的振动和噪音。