“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	quasi-unipotent group quasi-unipotent problem quasi-unipotent representation quasi-unit quasi-unitary matrix quasi-universal class quasi-unmixed domain quasi-variable quasivariable quasivariational quasivariational inequality quasivariational inequation quasi-variety quasi-variety of algebraic systems quasi-variety of groups quasi-vector quasi velocity Quasi-War with France quasi-wood engravings on the coffin unearthed at Prince Yongtai’s tomb Quasi-Zenith Satellite Quasi-Zenith satellite system quasi-zenith satellite system quasi-zero-dimensional quassia quassia family

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。