“蟹状星云”的概念、定义、翻译、参考文献-科学参考

单词	蟹状星云
释义	蟹状星云 Encyclopedia 理学蟹状星云释 Crab Nebula蟹状星云金牛座的一团无定形的膨胀气体云。星表中的编号为M1和NGC1952。标准历元J2000为赤经05h34m31.94s，赤纬+22°00′52.2″。角径为7′×4′，视亮度相当于9等星。 Astronomy Crab Nebula蟹状星云
随便看	Central Russian Upland Central Saint Martins College of Art and Design central scheme Central Secretariat central section central separable algebra central sequence central series central series of a group central series of a subgroup Central Shanxi urban agglomeration central shutter Central Siberian Plateau Central Sikhote-Alin central simple algebra central solution Central Song and Dance Ensemble Central South People's Radio Central South University Central South University Library Central South University of Forestry and Technology Central Soviet Area (MinXi) History Museum Central Special Committee of KMT central sphere Central Stadium

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。