planetary nebula
短語(yǔ)詞組
- pre -planetary nebula 前行星狀星云
- Blinking Planetary Nebula 英語(yǔ)
- bipolar r planetary nebula 雙極行星狀星云
- bipolar planetary nebula 雙極行星狀星云;行星狀星云
- proto -planetary nebula 原行星狀星云;原始行星狀星云
- Blue Planetary Nebula 英語(yǔ)
- Planetary nebula luminosity function 行星狀星云亮度函數(shù)
- The Rotten Egg Planetary Nebula 行星狀星云 返回 planetary nebula