下述化学实验基本操作完全正确的一组是 A.用托盘天平称量固体药品时用手直接拿砝码b.倾倒液体药品时试剂瓶上的标签�手心c.用酒精灯的 Template




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tomski下述化学实验基本操作完全正确的一组是 a.用托盘天平称量固体药品时用手直接拿砝码b.倾倒液体药品时试剂瓶上的标签�手心c.用酒精灯的 coloring