B??c 2: Click on và s?n ph?m mu?n mua, màn hình hi?n th? ra pop up v?i các l?a ch?n sauSEMs offer a method of getting high-resolution pictures of a sample's area. By scanning a targeted beam of electrons through the specimen, these resources crank out in-depth images that reveal the texture, morphology, and chemical composition with the area.Wh