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1 教学设计的说明由人民教育出版社出版的《普通高中课程标准实验教科书·化学》已在全国各实验区试用。其化学实验不分演示实验和学生实验,目的是让教师根据实验内容和学校的条件,尽可能多地开设成学生实验。实验的呈现方式一般是将实验要点(含仪器与试剂)和注意事项列出(不给出具体的操作步骤,而是通过概括性较强的文字、表格
1 Description of Instructional Design The “Ordinary High School Curriculum Standards for Experimental Textbooks and Chemistry” published by the People’s Education Press has been tried out in experimental areas across the country. The chemical experiment is divided into demonstration experiment and student experiment. The purpose is to allow the teacher to open as many student experiments as possible according to the experimental content and the conditions of the school. The presentation of experiments is generally to list the experimental points (including instruments and reagents) and precautions (do not give specific steps, but through the more general text, forms