“太阳黑子的古代观测”的概念、定义、翻译、参考文献-科学参考

单词	太阳黑子的古代观测
释义	太阳黑子的古代观测 Encyclopedia 理学太阳物理学释 ancient.sunspot observation太阳黑子的古代观测在望远镜发明以前直接用肉眼观察日面上的黑子现象。在一般情况下，由于太阳光十分刺眼，看到这种现象的机会不多。但在日出或日落时，或在大雾笼罩或风沙弥漫的天气，日光减弱，就有可能看到日面上的大黑子。
随便看	Chinese Ice Hockey Association Chinese identity Chinese Idol Chinese imperial library system Chinese important higher education institution in pratacultural science Chinese important research institutions in grassland sciences Chinese Industrial Designers Association Chinese information input technology Chinese information output device Chinese information processing Chinese Information Processing Association of China Chinese Information Processing Society of China,CIPS Chinese Information Society for Social Sciences Chinese innovative cities Chinese innovative city-Beijing Chinese innovative city-Shanghai Chinese innovative city-Shenzhen Chinese input method Chinese Institute of CeChinese Institute of Certified Public Accountantsfied Public Accountants Chinese Institute of Electronics Chinese Institute of Engineers Chinese Institute of Folk Literature Chinese Institute of Food Science and Technology Chinese instruments of regional policy Chinese Intelligence Scale for Young Children

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。