The relationship between science-technology and ideology is an important issue in the dialectics of nature.In the traditional teaching of Dialectics of Nature, we are lack of depth introduction about this issue to students.which led directly to the aging and rigidity of graduate education in the narrative of historical materialism.This paper, from two levels about the ideology of science-technology and science-technology of ideology, wakes a study on the issues in the release of the dual function of science-technology in the world today, thereby explains the confusion in the process of modernization.