名词中文翻译1
中文翻译：Unknown
同义词：
['economical life', 'economical lifespan']
例句：
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1. The project's economic life isexpected to last for 20 years.
该项目的经济寿命预计为20年。
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2.The company's economic lifespan isclosely tied to its market share.
公司的经济寿命与市场份额密切相关。
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3. The economic life ofthe product is determined by its durability andreliability.
产品的经济寿命由其耐用性和可靠性决定。