“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	occupational radiation sickness occupational respiratory diseases Occupational Safety and Health Convention occupational safety and health standards occupational segregation by sex occupational skills occupational skin cancer occupational skin disease occupational skin impregnation erosion occupational skin warts occupational stereotype occupational stress occupational stress and behavior occupational stress mechanism occupational teratogen occupational thallium poisoning occupational therapy occupational toxic hepatopathy occupational toxicology occupational tumor occupational ulcers occupational / vocational preferences occupational/workplace health promotion occupation health occupation health safety management system

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。