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七十多年前,人们对原子的理解还处于非常粗浅的阶段。原来人们认为原子是个实心球体,发现电子后人们又认为原子是个球体,电子镶嵌在这个
More than 70 years ago, people’s understanding of the atom is still in a very superficial stage. Originally thought that the atom is a solid sphere, found that after the people think that the atom is a sphere of electrons, electronic mosaic in this