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本文在大量实地调查的基础上,对车辆经济寿命进行了技术经济分析和计算,求解出经济寿命期限,并综合分析了更新车辆的经济效益。
Based on a large number of field surveys, this paper carries out the technical and economic analysis and calculation of the economic life of the vehicle, solves the economic life-span, and comprehensively analyzes the economic benefits of the renewed vehicles.