“罗兰Ｃ系统”的概念、定义、翻译、参考文献-科学参考

单词	罗兰Ｃ系统
释义	罗兰Ｃ系统 Encyclopedia 工学复合无线电导航释 long-range navigation C system; LORAN-C罗兰Ｃ系统采用脉冲-相位式测距差原理，通过测量低频无线电信号时间差得到地基导航台间的距离差，以两两基线上的双曲线相交定位方式获得位置信息的陆基中远程无线电导航定位系统。
随便看	positive supportive reaction positive (symmetric) operator positive symmetric operator positive system of roots positive term positive term series positive trace positive type positive uniaxial crystal positive value positive variation positive variation of a function positive variation of signed measure positive vector positive vector bundle positive vibrating mitigation positive Weyl chamber positive youth development positive zero positivism positivism methodology of psychology positivism policy analysis positivist history positivistic sociology positivist jurisprudence

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。