“echo sounder”的概念、定义、翻译、参考文献-科学参考

单词	echo sounder
释义	echo sounder [`ek·ō ´sau̇nd·ǝr] See <<sonic depth finder>>
随便看	natural levee natural linewidth natural load natural logarithm natural number natural period natural pressure cycle natural radiation natural radioactivity natural radio-frequency interference natural red natural remanent magnetization natural resonance natural resource natural scale natural science natural-seasoned lumber natural selection natural splitting natural steel natural transmission natural tunnel natural uranium natural uranium reactor natural ventilation

科学参考收录了103327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。