“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	minor diagonal minor diagonal of a square matrix minor digestive glands minor earthquakes minor element minor function minor groove minor histocompatibility antigen minor injury minor in principal position minority minority areas minority carrier minority carrier admittance minority carrier density minority carrier emitter minority carrier lifetime measurement minority equity value minority forestry minority game minority game, MG minority government minority influence minority language broadcasting minority language dictionary compilation

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。