“Pipe Nebula”的概念、定义、翻译、参考文献-科学参考

单词	Pipe Nebula
释义	Pipe Nebula Encyclopedia 理学暗星云释 Pipe Nebula烟斗星云位于银心方向的暗星云，其整体形状与烟斗相像（见图）。 Astronomy Pipe Nebula烟斗星云
随便看	population bottleneck population capacity population carrying capacity population census population census of China population characteristic population classification population colonization population comparison population control population correlation coefficient population covariance population crash population crisis population demography population density population density of pest Population Development population deviation population dispersal population distribution population distribution laws population distribution of cancer population diversity population doubling time

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。