Are the concepts of "scientific and technological innovation" and "rejuvenation of a powerful country" the same?

It's different. "Rejuvenation of a powerful country" is a broader concept, including the development and progress of a country in politics, economy, culture and military affairs. Its purpose is to realize the prosperity of the country and the rejuvenation of the nation. "Scientific and technological innovation" refers to creative activities in the field of science and technology, including research and development, application and popularization of new technologies, with the aim of promoting scientific and technological progress and economic and social development. "Scientific and technological innovation" and "rejuvenation of a powerful country" are two different concepts.