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化学课的实验,教师的演示实验是不能缺少的。教师的演示实验应该成为教师备课的内容之一,在化学实验教学中,应该大力提倡学生的探究性实验和实验的探究性。
Chemistry experiment, teacher demonstration experiment can not be missing. Teachers ’demonstration experiment should become one of the contents of teachers’ lesson preparation. In chemistry experiment teaching, students should be encouraged to explore the inquiry experiment and experiment.