“essential element”的概念、定义、翻译、参考文献-科学参考

单词	essential element
释义	essential element Mathematics ＞分析学＞分形＞释义 essential element本性元 essential element本质元 Biology essential element必需元素，主要元素
随便看	planetary exploration planetary gear drive planetary geodesy planetary geology planetary interior or planetary internal structure planetary/interplanetary probe planetary ionosphere planetary magnetic field planetary magnetosphere planetary-mass companion planetary-mass object planetary meteorology planetary mill planetary motion planetary nebula planetary nomenclature planetary nutation terms planetary occultation planetary occultation of star planetary orbit planetary orbital elements planetary perturbation planetary photogrammetry planetary physics planetary plasmasphere

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。