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天极
释义
天极celestial pole 天极tiānjí(1)[celestial pole]天球上的两点之一,在这两点周围的恒星都呈现周日运动。对于地球,地轴延长和天球相交的两点叫做天极。在北半球的叫北天极,在南半球的叫南天极(2)[horizon the ends of the earth]天边;天际
随便看
radar nautical mile
radar netting unit
radar paint
radar-performance figure
radar picket
radar presentation
radar pulse modulator
radar range
radar receiver
radar receiver-transmitter
radar-reflection interval
radar relay
radar repeater
radar resolution
radarscope
radar screen
radar selector switch
radar shadow
radar signal spectrograph
radar target
radar telescope
radar trace
radar transmitter
Radcliffe
Radcliffe's elixir
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更新时间:2025/12/24 0:48:10