第四章主要是对我国企业原始技术创新政策环境障碍分析与对策研究。

A research for main is to creative policy in technique in primitive in enterprise environment obstacle factor.

youdao

第四章主要是对我国企业原始技术创新政策环境障碍分析与对策研究。

A research for main is to creative policy in technique in primitive in enterprise environment obstacle factor.

youdao