自2001年教育部颁布《全日制义务教育数学课程标准(实验稿)》以来,依据新课程标准编写的多种版本实验教科书相继问世,这些实验教科书异彩纷呈,图文并茂,内容新颖,版式设计各具特色。笔者现就教学中接触到的七至九年级人教版实验教科书和北师大版实验教科书(以下简称人教版和北师大版), Since 2001, the Ministry of Education promulgated “full-time compulsory education mathematics curriculum standards (experimental draft)”, according to the new curriculum standards for the preparation of a variety of versions of experimental textbooks come out, these experimental textbook colorful, illustrated, novel, layout design Features. The author is teaching exposure to the seventh to ninth grade PEP experimental textbooks and experimental version of Beijing Normal University textbook (hereinafter referred to as the PEP and the Beijing Normal University version)