正方体“视图与投影”这部分内容主要目标是了解正方体与其展开图、三视图之间的关系,培养学生的操作能力和空间想象能力·通过了解近几年各地中考试题和中考课外复习资料,这一类的知识点例析、习题甚少,考查的分值不多,从而常常会被疏忽·但这类题型又 The main objective of this part of the “cubic view” and “projection” is to understand the relationship between the cube and its unfolded view and the three views, and to cultivate the students’ ability of operation and space imagination. Through understanding the examination questions and the extracurricular review materials of local students in recent years. , This kind of knowledge points are rarely analyzed, the exercises are very few, and the scores for examination are not many, so they are often neglected. But these types of questions are