Using the thoughts of chaining of primary key of the database, according to the logistics characteristics of different links on supply chain, I have analysed the tracking follow of each link.
运用数据库基表的主码链接思想，根据供应链上各环节物流特点的不同，对各环节的物流跟踪流程进行了较为详细的分析。
Using the thoughts of chaining of primary key of the database, according to the logistics characteristics of different links on supply chain, I have analysed the tracking follow of each link.
运用数据库基表的主码链接思想，根据供应链上各环节物流特点的不同，对各环节的物流跟踪流程进行了较为详细的分析。
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