为什么兴奋在离体神经纤维上可以双�传导,在生物体内则不行? 知乎 Template




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Try and sketch some of theseAngel food cake, Post office, Funeral, Plumber, Gloves, Haunted house, Zinnia, Tunnel, Singer, Cherry tree, view more ideas


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tomski为什么兴奋在离体神经纤维上可以双�传导,在生物体内则不行? 知乎 coloring