《金属工艺学》是机械制造专业必修技术基础课，是一门内容广泛、理论与实践相结合的课程。它内容抽象，理论难懂，有见不到摸不着的感觉。如何抓住重点、化繁为简，有针对性地开展教学 ? 　　一、实施启发式教学，激发学习兴趣 　　近年来，随着招生制度的改革，成人中专学 “Metal Technology” is a compulsory basic mechanical manufacturing course, is a wide range of content, a combination of theory and practice courses. Its content is abstract, the theory is difficult to understand, can not see the feeling of touching. How to seize the key to simplify the course, targeted teaching? First, the implementation of heuristic teaching to stimulate interest in learning In recent years, with the reform of the enrollment system, adult secondary school