“导航声呐”的概念、定义、翻译、参考文献-科学参考

单词	导航声呐
释义	导航声呐 Encyclopedia 工学导航声呐释 navigation sonar导航声呐利用水声信号在水下的传播特性，通过测量载体相对于参考物的距离、方位、速度等信息，经过解算从而获得载体的位置、速度等导航参数的水声设备。
随便看	rheotropism RHESSI rhesus blood type rhesus macaques Rheticus rhetorical criticism Rhetorical Group rhetorical question rhetorical structure theory rhetorical structure theory, RST Rhetoric in literature rhetoric made its sincerity rhetoric of an official document Rhetoric of Language and Art and Public Relations from the Citical Perspective rheumatic arthritis rheumatic disease rheumatic fever rheumatic fever，RF rheumatism related autoantibody test rheumatoid arthritis rheumatoid arthritis associated antibodies rheumatoid arthritis-associated renal disease rheumatoid arthritis，RA rheumatoid factor rheumatoid nodule

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。