“sonic detector”的概念、定义、翻译、参考文献-科学参考

单词	sonic detector
释义	sonic detector Encyclopedia 理学工程物探仪器释 sonic detector声波探测仪通过向岩体、岩石、混凝土等发射声脉冲，接收声场经介质传播的声波信号，并分析介质的时间、能量、频率等声波变化的观测仪器。
随便看	Rn中的方向 RN黑洞 road road air pollution and prevention road asphalt roadbed roadbed of forest road roadblock road coloring problem road condition measuring instrument road congestion pricing road construction and road maintenance machinery road construction and road maintenance machinery and equipment road construction area sign road construction equipment road cross-section design road cutting machine road cycling road detection road drainage road elevation road engineering geo-logical problems road environment road evaluation road for factory and mine

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。