名词中文翻译
中文翻译：维持率
同义词：
['retention rate', 'usage rate']
例句：
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1.The maintenance rate of the equipment has increased significantly in recent years.
近年来，设备的维护率显著提高。
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2. The company's profitability is closely tied to its maintenance rate.
公司的盈利能力与维护率密切相关。
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3.The maintenance rate is a key factor in determining the longevity of a product.
维护率是决定产品使用寿命的关键因素。