Abstract: The national strategic scientific and technological strength is an important component of the national innovation system.Based on the overlap theory,synergy theory and expansion theory in the niche theory,this paper analyzes the ecological niche of national strategic scientific and technological strength in the cultivation of innovative talents.It is found that different subjects in national strategic scientific and technological strength have their own characteristics and advantages.In view of this,the national strategic scientific and technological strength should actively build the appropriate dislocation mechanism,collaborative mechanism and expansion mechanism among the core subjects,and improve the quality of innovative talent training by highlighting the advantages of each training subject,strengthening the collaborative cooperation between the training subjects and absorbing training resources in an all-round way.

Key words: national strategic scientific and technological strength, innovative talents, ecological niche, personnel training mechanism