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化学是一门以实验为基础的学科。近代化学理论和实用化学的发展都是在大量实验的基础上取得的,实验始终起着关键性和决定性的作用。
Chemistry is an experiment-based discipline. The development of modern chemical theory and practical chemistry is based on a large number of experiments, and experiments always play a crucial and decisive role.