名词
中文翻译：阶梯轴承
同义词：
['阶梯轴，阶梯滚子轴承例句：1. The engineer designed a stepped bearing for the machine to increase its efficiency.（工程师为机器设计了一个阶梯轴承以提高效率。）']
例句：
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1. The engineer designed a stepped bearing for the machine to increase its efficiency.
工程师为机器设计了一个阶梯轴承以提高效率。
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2.The new design of the stepped bearing has greatly improved the stability of the machine.
新设计的阶梯轴承大大提高了机器的稳定性。
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3.The stepped bearing is used in many industrial applications to reduce friction and improve performance.
阶梯轴承被广泛应用于工业应用中，以减少摩擦并提高性能。