“双向定时”的概念、定义、翻译、参考文献-科学参考

单词	双向定时
释义	双向定时 Encyclopedia 工学卫星无线电定位业务释 bidirectional timing双向定时卫星导航系统利用卫星无线电定位业务（RDSS）功能中的卫星双向时间比对法向用户提供定时服务的方法。
随便看	Life and Protein: Artificial Synthesis of Insulin life assessment of units life assistant robot life assurance life-bearing planet life belt lifeboat davit lifeboat special use chart life-career rainbow life care service for disabled elderly life characteristics life community life community of nature life course life course research life curve life cycle Life Cycle Analysis Life Cycle Analysis, LCA life cycle assessment life cycle cost life cycle cost analysis life cycle costing assessment life cycle cost of building life cycle design

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。