“Gum Nebula”的概念、定义、翻译、参考文献-科学参考

单词	Gum Nebula
释义	Gum Nebula 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	rule of simplification rule of simultaneous substitution rule of substitution rule of sums rule of supposition rule of syllogism rule of three rule of thumb rule of transformation of quantifiers rule of transitivity of equivalence rule of transposition rule of trial and error rule of Vs rule-oriented government rule-oriented social governance model ruler ruler-and-compass construction rule reasoning ruler function rulers dispatched by the Zhou Court to Bei, Yong and Wei vassal states rules and regulation of road transportation rules and regulations in railway traffic and operation Rules and Regulations on Travel Agencies rules extraction from neural networks Rules for China's Neutrality in the War

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。