如图所示为炼铁的实验装置请你按要求回答问题1写出图中标号仪器的名称�铁架台 �酒精灯2a装置中观察到的现象是红色的固体粉末逐渐变 Template




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tomski如图所示为炼铁的实验装置请你按要求回答问题1写出图中标号仪器的名称�铁架台 �酒精灯2a装置中观察到的现象是红色的固体粉末逐渐变 coloring