General product traceability in the supply chain is a key requirement today.
在当今，对供应链中的产品进行跟踪是一项重要的需求。
The data analysis is a key to the requirement analysis of information systems.
信息系统需求分析的关键问题是数据分析。
The data analysis is a key to the requirement analysis of information systems.
信息系统需求分析的关键问题是数据分析。
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