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充分重视实例在立体几何教学中的作用党效文（陕西省商州中学７２６０００）现实生活中有很多实例，常能生动、贴切地反映出数学知识的某些特征或现象．在教学中重视这些实例的作用，有助于课堂教学的有效进行，并对提高学生的数学知识和实际应用能力是很有意义的．本文就...
Give full attention to the role of examples in the teaching of three-dimensional geometry. Dang Xiaowen (Shangzhou Middle School 726000) There are many examples in real life, often vividly and aptly reflecting certain characteristics or phenomena of mathematical knowledge. The importance of these examples in teaching is conducive to the effective implementation of classroom teaching, and it is of great significance to improve students’ mathematics knowledge and practical application ability. This article will...