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义务教育实验教科书七年级《数学》依课程标准要求而编写,出发点是促进学生全面、持续、和谐地发展．体现了“从学生已有的生活经验出发,让学生亲身经历将实际问题抽象成数学模型并且进行解释与应用的过程”的生活情景化,教材大部分章节均以生活、科技实例导入新课,使学生感受到数学与生活的密切关系,对数学产生
The seventh grade “Mathematics” of the compulsory education experiment textbook is prepared according to the requirements of the curriculum standards. The starting point is to promote the students’ comprehensive, sustained and harmonious development. It embodies the “life-based experience of students, allowing students to personally experience the process of abstracting actual problems into mathematical models and explaining and applying them.” Most chapters of the textbooks are imported into new classes with examples of life and technology. Make students feel the close relationship between mathematics and life, to mathematics