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单词 field-emission microscope
释义

WordReference Random House Unabridged Dictionary of American English © 2024
field-e•mis•sion mi′croscope  (fēldi mish′ən),USA pronunciation 
  1. Opticsa device in which electrons liberated by field emission are accelerated toward a fluorescent screen to form a magnified image of the emitting surface. Cf. field-ion microscope.
  • 1950–55

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