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Terms for subject Optics branch of physics containing TO | all forms | exact matches only
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The electron microscope uses a beam of electrons to produce images at high magnifications电子显微镜利用电子束形成高倍影像
The excimer laser refractive surgical instrument can be used to correct myopia, hyperopia astigmatism diopter准分子激光眼科治疗仪可以用来进行近视、远视、散光等屈光不正的矫正手术