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单词
threshold illuminance
释义
threshold illuminance
threshold illuminance
[
′thresh‚hōld i′lü·mə·nəns
]
(optics)
The lowest value of illuminance which the eye is capable of detecting under specified conditions of background luminance and degree of dark adaptation of the eye. Also known as flux density threshold.
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dt/ot
dtot
dt/otrr
dtoy
dtp
dtpa
dtpam
dtpa renogram
dtpc
dtpd
dtpdc
dtpe
dt per vacc
dtpf
dtpg
dtph
dtpha
dtpi
dtpl
enough to keep body and soul together
enough to make a cat laugh
enough to make the angels weep
enough to plague a saint
enough to sink a battleship
enough to sink a ship
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更新时间:2026/7/20 5:05:45