“echo ranging sonar”的概念、定义、翻译、参考文献-科学参考

单词	echo ranging sonar
释义	echo ranging sonar 回声测距声纳回声定位声纳
随便看	planetesimal planetesimal hypothesis planetfall planet fly by mission planet gear planet gear speeder planet gear speed reducer plane-tile planet-landing planet-like body planet location diagram planet motion planet notes planetocentric planetocentric coordinates planetocentric system planetographic planetographic coordinates planetography planetoid planetology plane tomography planetous planet pin planet pinion

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。