某兴趣小组利用如图装置进行氢气还原cuo的实验.有关该实验的下列说法错误的是 A.还原cuo应先通入h2后加热b.通入h2的导管末端应伸到 Template




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tomski某兴趣小组利用如图装置进行氢气还原cuo的实验.有关该实验的下列说法错误的是 a.还原cuo应先通入h2后加热b.通入h2的导管末端应伸到 coloring