名词
中文翻译：无油轴承
同义词：
['oil-free bearing', 'greaseless bearing']
例句：
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1.The new machine has an oilless bearing, which reduces noise and vibration.
这台新机器有一个无油轴承，减少了噪音和振动。
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2.In the construction industry, oilless bearings are widely used for their durability and efficiency.
在建筑行业中，无油轴承因其耐用性和效率而被广泛使用。
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3.The engineer carefully selected the oilless bearing to ensure smooth operation of the machinery.
工程师仔细选择了无油轴承，以确保机械的平稳运行。