求翻译：该模型表现多级库存系统中各功能环节和各级节点库存控制活动和相互关系，为企业从供应链的角度降低多级库存系统成本，增强供应链的协调性提供了决策建议。是什么意思？

The model performance in each functional links and nodes inventory control activities at all levels in the multi-level inventory systems and the relationship between, and provide policy recommendations for enterprises to multi-echelon inventory system from the perspective of the supply chain to redu

The model performance in multi-level Inventory system and the feature node inventory control activities at all levels and their relation to each other, from the supply chain for the business perspective of the lower-level Inventory system will cost more, and increase the coordination of supply chain

In this model performance multistage inventory system various functions link and all levels of node stock control and the reciprocity, from supplied the chain for the enterprise the angle to reduce the multistage inventory system cost, the enhancement supply the chain the coordination to provide the

The different segments of the feature in the model multistage inventory system and inventory control activities of nodes and relationships at all levels, enterprises from the perspective of supply chain to reduce multi-Echelon inventory system cost, enhance supply chain coordination provides policy

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