“navigation and positioning”的概念、定义、翻译、参考文献-科学参考

单词	navigation and positioning
释义	navigation and positioning Encyclopedia 工学导航定位释 navigation and positioning导航定位使用导航系统技术测定目标点的位置并引导目标载体的运动。工学导航与定位释 navigation and positioning导航定位依靠观察设备、航标信息和控制系统等，测定地面、水上或空中一点相对于指定坐标系统的坐标，引导运载体到达预定目的地的技术。
随便看	second language knowledge second language learning aptitude second language learning motivation second language learning strategies second language learning style second language proficiency Second Language Research Second Latin American Episcopal Conference second law of cosines second law of thermodynamics second lemniscate constant second Lemoine circle second level cache second magnetization peak effect second main light second main theorem second mathematical theorem of quantum mechanics second mean value theorem second mean value theorem of integral second member second messenger second messenger hypothesis second messenger theory second method of Lyapunov second mid-arc point

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。