Bases on the knowledge of heat transfer is widely applied, and the importance of connection about the essential basic course and specialized course, gives the current problems of classroom teaching, puts forward three kinds of teaching methods of enhancing heat transfer classroom teaching, using the theory with practice to improve students' interest in learning; using to strengthen the classroom interaction to mobilize students' learning initiative; using complementary blackboard + multimedia teaching, improves the efficiency of classroom teaching; arranges interesting vivid in-class exercises, pays attention to teaching and practice, and improves the effect of classroom teaching.