The phenomenon of earthquake model structure distributed over a wide area of space and the dynamic process of its surface morphology can be summarized, narrowed down and concentrated to facilitate students' understanding This model is mainly used in middle school geography lessons to demonstrate the structure of the earthquake model The accuracy of this geography anatomy model is the perfect learning tool for anatomy students Robust and durable, easy to observe, size: 13 × 33 × 47 cm. Is a rare help for your practical training Can vividly explain the relevant knowledge to students using the model, help students develop concepts and concepts in this area