该文为劝导技术产品研究设计分析提供了系统的理论的指导。

In this paper, for technical advice on product design analysis of the system to provide the theoretical guidance.

youdao

该文为劝导技术产品研究设计分析提供了系统的理论的指导。

In this paper, for technical advice on product design analysis of the system to provide the theoretical guidance.

youdao