聲駐波 的英文怎麼說

中文拼音 [shēngzhùbō]
聲駐波 英文
sound standing wave
  • 駐 : 動詞1. （停留） stay; halt; stop 2. （住在執行職務的地方; 設在某地） be stationed; encamp
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  1. After reviewing the history and recent developments of the research on thermoacoustics, and introducing the classical thermoacoustic theory, we carry out the following investigations : 1 ) thermoacoustically driven pulse tube refrigerator ( tadptr ) experiments have been done on the self - built pulse tube refrigerator driven by standing wave thermoacoustic prime mover system

    本文首先回顧了熱聲機械的歷史及現狀，詳細介紹了熱聲學理論基礎，重點研究了以下若干問題： 1駐波型熱聲驅動器驅動脈管製冷機在自行搭建的駐波型熱聲驅動脈管製冷機實驗裝置上進行了實驗研究。
  2. Even under the condition that the filling pressure was up to 1. 5mpa, the onset temperature was only 237 ?. with the filling nitrogen of 0. 9 mpa, the maximal pressure ratio reaches 1. 21 and the operation frequency is 25 hz. the ratio of the harmonic wave of the engine was very little and the frequency jumping was not found in present experiments

    在充氣壓力為0 . 9mpa的條件下，該熱聲發動機最大壓比可達1 . 21 ，遠高於駐波型熱聲發動機，實驗結果和理論分析均表明系統的工作頻率為25hz左右，實驗裝置的諧波比例非常小，且也沒發現頻率跳變等現象。
  3. The sound absorption coefficiet of osb was tested by the stationary wave method. the results showed that the osb had good sound absorption property compared with brick and concrete

    採用駐波管法測定定向結構刨花板的吸聲系數，分析比較了定向結構刨花板與磚、混凝土吸聲性能的差異。結果表明，定向結構刨花板具有良好的吸聲性能。
  4. In tins paper, a new type of standing - wave linear usm with square - ring vibrator was presented, which had two contact surfaces and a support structure with four flexure hinges for the power output

    摘要利用有限元分析軟體對方環形直線駐波超聲波電動機的振子進行了動態設計，提出了一種環梁式雙接觸面的振子結構，該振子採用柔性鉸鏈與支撐結構連接，實現力的輸出。
  5. Acoustics. testing of architectural acoustics. determination of sound absorption coefficient and impedance in a tube

    聲學.駐波管法測定標準入射角聲阻抗和吸音率
  6. The influences of stator ' s teeth on vibrating modal of the linear standing wave usm are discussed in this paper, in which eigenfrequency and wave - shape are analyzed while the position and geometry dimension of stator ' s teeth are changed, and it can give some advice on design for standing wave linear ultrasonic motor

    摘要本文對一類直線型駐波超聲電機振子的振動模態進行了系統的分析，討論了定子齒的位置、幾何尺寸對直線型超聲電機的固有頻率、振型的影響，為該類駐波型直線超聲電機的設計提供了理論依據。
  7. This paper mainly studied a piezoelectric ultrasonic motor of rotary type, and an ultrasonic motor with multiple reeds was bettered. the following is the basic content

    本文主要研究了壓電旋轉型行波超聲波馬達，同時也對以前的多振動片式駐波超聲波馬達進行了改進。
  8. An ultrasonic motor with multiple reeds is studied and manufactured, its characters are superior to the motor of the same type which is formerly manufactured

    對原來的多振動片式駐波超聲波馬達進行了改進，與原來的樣機相比，在性能上有了很大的提高，為今後進一步研究打下了良好的基礎。
  9. As novel concept actuators, ultrasonic motors have been attracting intensive attention at home and abroad with their outstanding features such as low speed and high torque, large holding torque, rapid response, light weight and compact sizes, simple structure, and no magnetic disturbance, etc, and which have been applied to many fields

    超聲波電機作為一種全新的驅動器，以低速大轉矩、大靜態保持力矩、響應速度快、體積重量小、結構簡單以及無磁場干擾等優點受到國內外的廣泛關注，並在眾多領域得到了應用。其中駐波超聲波電機具有驅動和控制電路簡單，轉速平穩，波動較小等突出優點。
  10. After a detailed review on the historical developments of the research on thermoacoustics, as well as the latest advances in this field, prospective applications, and a survey of theoretical fundamentals, the present work focuses on the following sections : 1 ) standing wave thermoacoustic prime mover an experimental setup of standing wave thermoacoustic prime mover has been built up with brass matrix as the thermoacoustic stack

    本文首先回顧了熱聲熱機的發展歷史及最新成就，在詳細介紹熱聲學理論基礎以及熱聲機械設計原則之後，重點研究了以下若干問題： 1駐波型熱聲驅動器建立了我國第一臺實用駐波型熱聲驅動器試驗臺，並進行了實驗研究。
  11. Code for measurement of sound - absorbing coefficient and specific acoustic inpedance of standing - wave

    駐波管法吸聲系數與聲阻抗率測量規范
  12. Measurement of sound - absorbing coefficient and sound - resistance rate by method of standing wave tubes

    駐波管法吸聲系數與聲阻抗率測量規范
  13. A driving source for ultrasonic standing wave motor with adjustable frequency, phase and amplitude

    幅度均可調整的駐波超聲馬達驅動電源
  14. Firstly, this article puts forward three acoustic evaluative parameters that the good acoustics should guarantee : reverberation time, early reflected sound, sound coloration, after the analysis of the particularity of the acoustics space in living room on the basis of theoretical research

    論文首先在理論研究的基礎上，分析了起居室聲學空間的特殊性，提出保證良好的聲環境所需的音質評價參量：混響時間、早期反射聲、駐波和聲染色。
  15. In comparison with standing - wave heat engine, it has lower onset temperature and higher pressure ratio, which is of great significance for introducing a variety of energies of low quality into thermoacoustic engines, such as solar energy, waste vapor energy and so on

    該熱聲發動機比純駐波型熱聲發動機具有更低的起振溫度、更大的壓比及更高的熱聲轉換效率。
  16. Since the ultrasonic motor has the excellences that differ from those of the electromagnetic motors and has the wide application foreground, the ultrasonic motor had been paid more and more attentions and has been studied as a main issue by the scientists in many countries

    正是由於超聲波電機具有以上諸多優點和廣闊的應用前景，已得到了國內外學者的廣泛重視。本文的研究對象是在超聲波電機中應用中最廣泛的兩種不同類型的壓電迴旋型超聲波電機? ?行波型和駐波型。
  17. In the course of theory analyses, acoustic / vibration signal acts on the coupling area of a coupler. there are two different actions - horizontal operation and vertical operation and two different transmissions - traveling wave and standing wave. the responses of the sensor analyzed with matlab shows that the length of coupling and the frequency of acoustic / vibration signal will influence the sensitivity of the sensor

    理論分析過程中，聲振動信號對傳感器的耦合區有不同作用方式（橫向作用縱向作用）以及不同傳播形式（駐波傳播/行波傳播） ，用數學軟體matlab對其響應進行模擬分析，得出了耦合長度和聲振動信號頻率會影響傳感器的靈敏度。
  18. Ultrasonic standing wave

    超聲駐波
  19. Acoustics - determination of sound absorption coefficient and impedance in impedance tubes - method using standing wave ratio

    聲學.阻抗管中吸音率和阻抗的測定.駐波比率法
  20. Acoustics - determination of sound absorption coefficient and impedance in impedance tubes - part 1 : method using standing wave ratio

    聲學.阻抗管中吸聲系數和阻抗測定.第1部分:駐波比率法
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