“elliptic pencil”的概念、定义、翻译、参考文献-科学参考

单词	elliptic pencil
释义	elliptic pencil Mathematics elliptic pencil椭圆束
随便看	helioscopicocular helioseismology heliosheath heliosphere heliospheric energetic particles Helios Probe Helios satellite heliosta field heliostat heliotail heliotaxis heliotherapy heliotrope heliotropism heliotype helipot Heli Shan helitack helitron helium helium-3 helium-3 A phase helium-3 B phase helium-3 detector Helium 3 proportional counting tube

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。