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单词
pericronus
释义
pericronus
[¦per·ǝ`krō·nǝs]
ASTRONOMY
The nearest point of a satellite in its orbit about Saturn. Also known as perisaturnium.
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beam fill
beam-foil spectroscopy
beam form
beam-forming electrode
beamguide
beam hanger
beam holding
beam hole
beamhouse
beam-indexing tube
beam lead
beam lobe switching
beam magnet
beam parametric amplifier
beam pattern
beam pocket
beam power tube
beam pumping unit
beam recording
beam resonator
beam rider
beam-rider guidance
beam riding
beam sea
beam splice
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更新时间:2025/5/3 0:24:41