How to effectively control the multi-echelon inventory system is one of the key factors to improve the operational efficiency of supply chains.

有效地管理和控制多级库存系统，是提高顾客服务水平和供应链运作效率的关键因素之一。

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This dissertation studied the optimal theory of multi-echelon distribution system inventory structure from the perspective of product characteristics.

本文从商品性质的角度出发，对多级配送系统库存结构的优化理论进行了研究。

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