“sonar”的概念、定义、翻译、参考文献-科学参考

单词	sonar
释义	sonar 水声测位仪水声探测器水下超声波探测系统水下声波定位器声纳声纳设备
随便看	punched card reader punched-card recorder punched-card sorter punched-card system punched card system (PCS) punched card terminal punch edge punched head punched hole punched-hole sieve punched matrix punched needle punched-plate punched plate screen punched screens punched square nut punched steel plate punched tape punchedtape punched tape code punched tape collator punched tape machine punched-tape program punched tape programming punched tape reader

科学参考收录了1248194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。