acoustic investigation 中文意思是什麼

acoustic investigation 解釋
聲學探測
  • acoustic : adj. 1. 聽覺的；聲學的。2. 助聽的；傳音的。3. 原聲的，不經過電子設備傳聲的。adv. -tically 在聽覺上；在聲學上。
  • investigation : n. 1. 研究，調查；審查。2. 研究論文，調查報告。
  1. The present thesis has carried out detailed investigation on the rapid solidification of undercooled bulk water and pb - sn binary eutectic alloy with acoustic levitation, and the various factors influencing the achievement of undercooling in sound field have been analyzed

    主要取得了以下幾方面的研究成果：研究了5 8mm的大體積水在聲懸浮無容器條件下的快速凝固行為。獲得了最大為24k的過冷度。
  2. Investigation and comparison of two different methods of acoustic velocity thermometry

    兩類聲速測溫方法的研究與比較
  3. Investigation on the acoustic field matching of thermoacoustic - engine

    熱聲熱機系統聲場研究
  4. Compared with the csa ( classical sa ), fsa ( fast sa ) and lga, the new versions of the algorithms seem to gain better performance. there are several application examples investigated and presented in the dissertation. de - convolution techniques based on mossa is shown in chapter 7, underwater acoustic channel estimation and data recovery in chapter 8, and the inversion problems in underwater sound field in chapter 9. chapter 10 summarizes the investigation and gives the major conclusions

    本研究取得的主要成果有： 1 ）多操作結構模擬退火演算法（ mossa ） ； 2 ）歸一化遺傳演算法（ nga ） ； 3 ）變結構遺傳演算法和混合式優化演算法； 4 ） mossa反卷積處理技術和通道估計方法； 5 ）海底特性參數聲學反演的ga方法等。
  5. An experimental investigation is presented concerning the re - intension process of a detonation wave occurring downstream of the acoustic absorbing walled section in this paper

    摘要實驗研究了爆轟波在聲學吸收段下游發生的再恢復過程。
  6. Experimental investigation of acoustic absorption of detonation by absorbing materials lining wall

    爆轟波在阻尼管道中聲吸收的實驗研究
  7. Best test regions are confirmed to found the acoustic emission test method for valve leakage. the large amount of data collected also allowed a brief investigation of the effects of different opening, valve types, differential pressure and leakage rates

    根據本次研究工作的目的和特點並結合現場的實際情況，探討了內漏時閥門開度、閥門類型、兩側壓差以及泄漏率等因素變化時的聲學特性。
  8. Investigation on two algorithms of 2 - d acoustic ray tracing

    二維聲線追蹤的兩種演算法研究
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