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asdic

/ˈæz.dɪk/

翻译: 名词,指利用声波脉冲在水中传播并接收回波来测定距离的探测仪器,主要用于探测水下目标。

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noun

/ˈæz.dɪk/C1formaltechnical
  • zh名词,指利用声波脉冲在水中传播并接收回波来测定距离的探测仪器,主要用于探测水下目标。

A noun referring to a measuring instrument that emits an acoustic pulse in water and calculates distances based on the time it takes for the echo of the pulse to return.

  1. Sonar deviceC1formalbritishtechnical

    A measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return.

    zh声呐

    • The submarine used asdic to detect underwater obstacles.
    • Asdic technology was crucial for naval operations during the war.
    • Modern sonar systems evolved from early asdic devices.

    同义词sonar