Application of Two-dimensional Code in Material Experimental Teaching

With the popularization and development of the internet technology,the material experiment teaching platform based on two-dimensional code technology was built.Through the establishment of a three-in-one practical teaching model of pre-class preparation,classroom teaching and after-school review,the organic integration of theoretical teaching and practical teaching is effectively completed.It fully mobilized the enthusiasm and initiative of students,and realized the transition from passive learning to active learning.