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单词
beam-spread angle
释义
beam-spread angle
beam-spread angle
The width of a light beam, measured in degrees, at the meeting point between two imaginary lines at which the light intensity drops to half its maximum value.
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see regionalsim - international relations)
seeren
seerep
seeress
seeress of kell
seerfish
seerhand
seer*hps
seeri
see right
seer-m
see round
seerp
seers
seer-sem
seership
seer's sage
seer stone
seerstone
seer sucker
seersucker
seersucker suit
seeru
seerwood
sees
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更新时间:2025/3/19 7:40:36