16.某课外活动小组拟用下列装置做炼铁原理的实验同时检测氧化铁的纯度假设矿石中不含其它与co反应的成分并除去尾气co使用乙二酸分解 Template




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tomski16.某课外活动小组拟用下列装置做炼铁原理的实验同时检测氧化铁的纯度假设矿石中不含其它与co反应的成分并除去尾气co使用乙二酸分解 coloring