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为了避免实验失败,甚至造成严重后果,有些化学实验必须严格遵循操作顺序.现将初中化学实验操作中常见的操作顺序归纳如下,供参考.
In order to avoid the failure of the experiment and even cause serious consequences, some chemical experiments must strictly follow the sequence of operations. Now the sequence of common operations in junior high school chemistry experiments is summarized as follows for reference.