一、教学目标从力学角度理解结构的概念;从力学角度分析结构时,应考虑物体结构受到的力和最大能承受的外力;理解拱形结构的应用。二、教学媒体、资源的运用多媒体教学课件,多媒体教学设备,网络资源,纸板承受压力试验需要纸板和钩码。三、教学思路分析学生对结构有一定的了解,并 First, the teaching goal understands the concept of the structure from the mechanics angle; When analyzing the structure from the mechanics angle, should consider the force and the maximum external force that the object structure receives; Understanding the application of the arch structure. Second, the use of teaching media, resources Multimedia courseware, multimedia teaching equipment, network resources, cardboard stress test requires cardboard and hook code. Third, teaching ideas analysis students have a certain understanding of the structure, and