“导航历书”的概念、定义、翻译、参考文献-科学参考

单词	导航历书
释义	导航历书 Encyclopedia 工学卫星导航电文释 almanac of navigation satellites导航历书精度较低、形式简化的导航卫星星历及钟差参数。
随便看	trace curve traced copy traced drawing tracee trace element trace element deficiency trace element fertilizer trace element geochemistry trace element pollution trace elements trace elements in coal trace element specification trace element specification; specification analysis of trace elements trace embedding theorems trace enrichment trace evidence automatic identification trace field trace form trace formula trace fossil trace function trace gap trace ideal trace indicated criminal mind traceintersecting theory

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。