【摘要】 专业课程思政是立德树人的重要环节，强化课程思政是培养德才兼备高层次人才的重要途径。建立便于索引与匹配的机械专业课程德育元素挖掘模型，提升专业知识与德育元素映射效率。梳理思政渗透路径与方式，建立情境建构、意义建构、协同建构三种教学模式提升课程思政效果。采用可拓优度评价课程思政教学体系，保障课程思政成效，为机械专业课程思政实施提供参考。更多还原

【Abstract】 Curriculum ideological and politics education in major courses is an important part of establishing morality and cultivating student. Strengthening ideological and politics education in courses is an important way to cultivate high-level talent with both political integrity and talent. A model for digging the moral education elements of the major courses is established to improve the mapping efficiency between the major knowledges and the moral education elements. And then the paths and ways of ideological and political infiltration is organized to establish three models of situation construction, meaning construction, and collaborative construction for improving the ideological and political effect of the major courses. Finally, the extension optimization method is used to evaluate the ideological and political results of the major courses, and to ensure the ideological and political effect of the courses. These methods will provide a reference for the specific implementation of ideological and political in mechanical major courses.更多还原