针对上述三个缺陷及其原因,本文提出了一些行之有效的对策方案,主要包括:建立了独立需求产品的库存控制模型和非独立需求物料的分类管理模型;
To solve these defects and reasons , we first establish the model to control the stock of independence requirement . Then , we found the model to manage the dependence requirement material by sorting .