“Helix Nebula”的概念、定义、翻译、参考文献-科学参考

单词	Helix Nebula
释义	Helix Nebula Encyclopedia 理学行星状星云释 Helix Nebula螺旋星云位于宝瓶座，标准历元J2000的赤经22h29m38.54s，赤纬-20°50′13.64″的行星状星云。《星云星团新总表》中的编号为NGC7293，是离地球最近最明亮的行星状星云。 Astronomy Helix Nebula螺旋星云
随便看	Encyclopedia and Encyclopedists Encyclopedia of Beijing Opera Encyclopedia of Chemical Processing Encyclopedia of China Encyclopedia of China Publishing House Encyclopedia of China·Xiqu and Quyi Encyclopedia of Daily Use Encyclopedia of Life Encyclopedia of Mathematical Science and its Application Encyclopedia of Rivers and Lakes in China Encyclopedia of the Philosophical Sciences in Basic Outline Encyclopedia of the Sciences of Learning Encyclopedia of Vernacular Architecture of the World Encyclopedia, or Reasoned Dictionary of Sciences, Arts and Crafts encyclopedic definition encyclopedic dictionary Encyclopedic Dictionary of Chinese Dialectology encyclopedic entry encyclopedic ethics encyclopedic knowledge Encyclopedic Records of Tibet encyclopedistes Encyrtidae （Encyrtids） encyrtids encyst

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。