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![Scanning electron microscope - Wikipedia, the free encyclopedia](https://www.iarticlesnet.com/pub/img/site/s_50.jpeg)
Scanning electron microscope - Wikipedia, the free encyclopedia
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日期:2024-09-07
A scanning electron microscope (SEM) is a type of electron microscope that produces images of a sample by scanning it with a focused beam of electrons. The electrons interact with atoms in the sample, producing various signal......看更多