下列实验操作中不正确的是a用火柴点燃酒精灯b酒精灯火焰用灯帽盖灭c往试管里滴加液体d用酒精灯加热液体——青夏教育精英家教�—— Template




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tomski下列实验操作中不正确的是a用火柴点燃酒精灯b酒精灯火焰用灯帽盖灭c往试管里滴加液体d用酒精灯加热液体——青夏教育精英家教�—— coloring