“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	structure of tilth structure of tourism industry structure of trajectories structure of vocational education structure of vortex line structure of wing-body combination structure on a manifold structure operation and maintenance management structure optimization structure prediction by random search structure prediction of membrane protein structure-preserving structure preserving algorithm structure-preserving algorithm structure problem structure property structure property correlation structure-property correlation structure query language structure query language, SQL structure query language ？ structure refinement structure relaxation structure retrieval structure rheology

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