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古姆星云
释义
古姆星云
Encyclopedia
理学
原行星状星云
释
Gum Nebula
古姆星云
已知的最大角尺度的发射星云。延展角度大约40°(月亮在天空中的尺度为0.5°),横跨南天船帆星座和船尾星座。又称Gum 12。
Astronomy
Gum Nebula
古姆星云
随便看
sound repeat
sound resonance
sound rule
soundscape
Sound School, Beijing Film Academy
sound sense of reality
sound silence
sound sleep bionic
Sounds of Nature Anthology
sound-soft
sound source
sound source music
sound source tracking
sound spectrogram
sound spectrograph
sound spectrum analysis
sound spectrum analyzer
sound speed
sound speed in the atmosphere
sound speed profile of sea water
sound studio
sound supervisor
sound system
sound system for emergency purposes
sound the night watches
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