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化学实验是中学化学教学中最普遍采用的媒体。由于实验条件的限制,实验的科学性、直观性、探索性和操作性的特点在教学中未能真正体现。因此,把现代信
Chemical experiments are the most commonly used media in chemistry teaching in middle schools. Due to the limitations of experimental conditions, the scientific, intuitive, exploratory, and operational characteristics of the experiment have not been truly reflected in teaching. Therefore, the modern letter