某化学兴趣小组利用如图所示装置进行实验探究工业炼铁的化学原理试按要求填空1硬质玻璃管中观察到的现象是红色固体变为�色写出一氧化碳和 Template




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tomski某化学兴趣小组利用如图所示装置进行实验探究工业炼铁的化学原理试按要求填空1硬质玻璃管中观察到的现象是红色固体变为�色写出一氧化碳和 coloring