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对人教版初中《生物学》探究实验“探究馒头在口腔中的变化”从实验方法、变量设计、材料选取上做了一些有必要的改进创新,从而有利于本次实验教学的顺利开展。
Experiment on “Biology” of PEP Junior High School, “Explore the Changes of Steamed Bread in the Oral Cavity” made some necessary improvements and innovations on experimental methods, variable design and material selection so as to be beneficial to the smooth running of this experimental teaching Carry out.