通过对新旧教材比值法定义物理量的两种表述分析对比,得出新教材比值法定义物理量的表述更贴近初中学生的认知水平,学生容易理解,为帮助学生更好地理解和掌握物理概念,教师要重视研究新教材、用好新教材。 By comparing the two expressions of the physical quantity defined by the old and new textbook ratio method, it is concluded that the new textual material value method defines the physical quantity more closely to the cognition level of junior high school students. Students can easily understand that to help students better understand and master the physical concepts, Teachers should pay attention to the study of new textbooks, make good use of new textbooks.