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以大数据的理论为基础,以近年来的高考真题为研究对象,通过对高考试题中信息的挖掘,探究高考化学考试中的重点和非重点,并借用二八法则来解释;通过分析,得出考试的核心内容、试题的稳定性、试卷的难易程度等多个方面符合二八法则,以此建立起指导确立高三化学复习教学的针对性和有效性的方法,提出与之相适应的课堂教学内容取向、时间取向和练习取向的三维适切策略。
Based on the theory of big data, taking the real college entrance examination in recent years as the research object, this paper explores the key and non-emphasis of the college entrance examination by examining the information in the college entrance examination exam and borrows the 28th law to explain. Out of the core content of the examination, the stability of the test questions, the ease of the papers and other aspects of twenty-eight rule, in order to establish guidance and establish a high school chemistry review the relevance and effectiveness of the method, put forward to adapt Classroom teaching content orientation, time orientation and practice orientation three-dimensional appropriate strategy.