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单词
apertometer
释义
WordReference Random House Unabridged Dictionary of American English © 2024
ap•er•tom•e•ter
(ap′ər tom
′
i tər),
USA pronunciation
n.
[
Optics.
]
Optics
an instrument for measuring the angular and numerical aperture of the objective lens of a microscope.
apert
(
ure
) + -
o
- + -
meter
1875–80
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更新时间:2025/8/1 5:51:24