| 单词 | apertometer |
| 释义 | apertometer[ ap-er-tom-i-ter ] / ˌæp ərˈtɒm ɪ tər / noun Optics.an instrument for measuring the angular and numerical aperture of the objective lens of a microscope. Origin of apertometerFirst recorded in 1875–80; apert(ure) + -o- + -meter Words nearby apertometeraperistalsis, apéritif, aperitive, Apert-Crouzon syndrome, apertognathia, apertometer, Apert's syndrome, aperture, aperture card, aperture-priority, aperture synthesis Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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