Volume 8,Issue 7
Select the compulsory part of the 19-person edition of the physics textbook as the research object, adopt the text analysis method and design a double-layer classification model to analyze the illustrations in two dimensions of quantity and content. It is found that the illustration density of the three textbooks is high, exert importance to the value of illustrations. However, there are some shortcomings, such as not adhering to the principle of spatial continuity, too few explanatory illustrations and organizational illustrations, too few portrait historical figures, a lack of expressive force of experimental illustrations, and too few knowledge structure charts. Therefore, some teaching suggestions are put forward.