“improvement of orbit”的概念、定义、翻译、参考文献-科学参考

单词	improvement of orbit
释义	improvement of orbit Encyclopedia 工学轨道改进释 improvement of orbit轨道改进精密测定天体轨道的过程，是轨道确定的核心内容。理学历书天文学释 improvement of orbit轨道改进一种精密测定天体轨道的方法。 Astronomy improvement of orbit轨道改进
随便看	mental health effects of sport/exercise mental health in old age mental health law mental health of judicial official mental health of learning mental health of serviceman in hygrothermal environment mental health of servicemen in continuous operation Mental health of servicemen in submarine environment mental health policy mental-health preserving thought in ancient China mental health promotion mental health related military sealed cabin operating environment mental health services system Mental health testing methods mental health working plan mental illness-related syndrome mental illness stigma mental image mental injury assessment mentality mentality and rationality mental labour mental latency mental lexicon mental loss

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。