“proto-planetary nebula”的概念、定义、翻译、参考文献-科学参考

单词	proto-planetary nebula
释义	proto-planetary nebula Encyclopedia 理学原行星状星云释 proto-planetary nebula;proto-PNe原行星状星云中小质量恒星（0.8～8.0太阳质量）处在从渐近巨星支（AGB）恒星向行星状星云过渡的一个快速演化阶段（持续时间约1000年）的天体。 Astronomy proto-planetary nebula原行星状星云
随便看	short-term plan for urban development short term prediction short-term psychodynamic therapy short-term scheduling Short-term Solvency Ratio short-term stability short-term synaptic plasticity short-term trend analysis short test short time power frequency withstand voltage test short time stability short track speed skating short track speed skating field short track speed skating of Winter Special Olympics short track speed skating relay race short trades short transfer capacitance short-tube lycoris short-tube orifice short video short vowel shortwave approximation short wave branch shortwave communication short wave cut-off filter

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