pulse-echo method 中文意思是什麼

pulse-echo method 解釋
脈沖反射法
  • pulse : n 1 脈搏；有節奏的跳動；【動物；動物學】脈沖（波）；脈動。2 意向；傾向。3 【音樂】拍子，律動。vi ...
  • echo : n （pl echoes）1 回聲，反響；共鳴，反映。2 重復，摹仿；摹仿者；應聲蟲。3 【音韻學】與上句末音押韻...
  • method : n 1 方法，方式；順序。2 （思想、言談上的）條理，規律，秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. Explain the characteristics of piezoelectric crystals and the factors relating to the resonant frequencies of a piezoelectric crystal, and the procedure of the pulse - echo method

    說明壓電晶體的特性和與壓電晶體的共振頻率有關的因數，以及脈波回波法的過程。
  2. Measuring thickness by ultrasonic pulse - echo contact method

    接觸式超聲波脈沖回波法測厚
  3. Standard practice for ultrasonic pulse - echo straight - beam examination by the contact method

    用接觸法做超聲脈沖回波縱波檢驗
  4. Standard practice for measuring thickness by manual ultrasonic pulse - echo contact method

    用人工超聲脈沖回波接觸法測量厚度的標準實施規程
  5. Method for assessing the overall performance characteristics of ultrasonic pulse echo testing instrument

    評定超聲脈沖回波檢驗儀綜合性能特徵的試驗方法
  6. Method for assessing the electrical characteristics of ultrasonic testing instrument using pulse echo technique

    採用脈沖回波技術評定超聲檢驗儀電氣特性的試驗方法
  7. Recommended practice for ultrasonic pulse - echo straight - beam tesing by the contact method

    接觸式超聲縱波直射探傷方法
  8. Method for measurement of ultrasonic attenuation coefficient of solid by pulse echo technique

    用脈沖回波技術測量固體超聲波衰減系數的檢測方法
  9. A high - speed sampling system for echo signal of impulse gpr based on equivalent time sampling method is presented, and significant circuits including step sampling pulse generator and sampling gate circuit are designed

    摘要提出了一種基於等效時間采樣方法的沖擊型探地雷達回波信號高速采樣系統，設計實現了等效時間采樣的關鍵電路，包括步進采樣脈沖發生器、采樣門電路。
  10. The elastic modulus of a special alloy material are measured by the ultrasonic pulse - echo method, when the temperature is changed from - 20 ~ 60

    為實現超聲聲速的快速、精確測量應用數字相關法精確確定超聲信號的傳播時間。
  11. Standard test method for measurement of ultrasonic attenuation coefficients of advanced ceramics by pulse - echo contact technique

    用脈沖反射接觸技術測量高級陶瓷超聲衰減系數的標準試驗方法
  12. Standard test method for measuring ultrasonic velocity in advanced ceramics with broadband pulse - echo cross - correlation method

    用寬帶脈沖反射交互作用法測量高級陶瓷中超聲速率的標準試驗方法
  13. The wavelet ' s characteristic of focus " varieties make wavelet better analyses ability in the time field and the frequency field. it is a perfect method of analyzing non - steady signal, and it is fit to analysis ultrasonic pulse echo signal

    而小波的「變焦距」特性使得小波分析在時域和頻域中都具有良好的分析能力，是一種理想的分析非穩態信號的途徑，適于對超聲脈沖回波信號的分析。
  14. Discuss the sar imaging theories and sar echo signal processing, simulate the single - point target echo and multi point target echo imaging in software method ， realize the parallel processing algorithm of bearing pulse compression on hhpc and also study its real time performance

    3 .討論了sar成像的基本原理及其信號處理，對點目標和多點目標回波成像進行了軟體模擬，並在hhpc上實現了數據轉置和方位脈壓并行處理演算法，對方位脈壓的實時性進行了研究。
  15. Testing method for ultrasonic pulse echo technique of carbon fibre reinforced plastic panels

    碳纖維增強塑料板的超聲脈沖回波技術的試驗方法
  16. Element pulse - echo ultrasonic transducer. general specifications and measuring method

    單元脈沖.回波超聲換能器.一般技術要求和測量方法
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