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在原有设备原型更新模型的基础上,综合考虑资金时间价值和折旧减税因素的影响,构建了一个设备原型更新的新模型,能更科学地确定矿山机械设备原型更新的最佳时机。
Based on the original equipment prototype updating model and considering the impact of the time value of funds and the depreciation and tax reduction factors, a new model of equipment prototype updating is constructed, which can more scientifically determine the best timing for the prototype updating of mining machinery and equipment.