音響模擬 的英文怎麼說

中文拼音 [yīnxiǎngmónǐ]
音響模擬 英文
sound simulation
  • 音 : 名詞1. （聲音） sound 2. （消息） news; tidings 3. [物理學] （音質） tone 4. （姓氏） a surname
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 擬 : 動詞1. （設計; 起草） draw up; draft 2. （打算; 想要） intend; plan 3. （模仿） imitate
  • 音響 : sound; acoustics; audio; [德國] klang; phon-; phono-; -phone
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  1. Introducing the theory and application of boundary element method on the sound radiation, giving the process of solving vibration noise radiation problem using boundary element analysis software ; presenting the coupling theory and the combination analysis of finite element method and boundary element method, and doing relevant analysis based on close drum shell ; programming the noise data simulation program using the numerical calculation software, simulating the acoustic and pressure data of a key point in the transient response acoustic field of the close drum shell, realizing the audibility of the noise, using the virtual reality tools to simulate the vibration noise of the drum shell ; combining the finite element method and boundary element method to analyze the vibration noise radiation of some gear box, and completing the whole simulation process of the vibration noise of the gear box

    綜合介紹了邊界元法在聲輻射問題上的理論及應用；並給出了運用邊界元法分析軟體求解振動聲輻射問題的過程。闡述了有限元法和邊界元法的耦合理論及組合分析方法，並以封閉鼓形薄殼為分析對象進行了相應的分析。利用數字計算軟體編制了噪聲數據模擬程序，並模擬了通過組合方法分析封閉鼓形薄殼瞬態響應聲場而獲得一關鍵點的聲壓數據，實現聲音的可聽化，隨后通過虛擬現實工具實現了該情形下橢球殼振動噪聲的虛擬模擬。
  2. Cinematography - spectral response of photographic audio reproducers for analog dye sound tracks on 35 mm film

    電影攝影學. 35 mm膠片上模擬染色聲帶用攝影還音器的光譜響應
  3. A reverb unit simulates the sound of different acoustical areas

    混響單元是模擬不同聲學空間中的聲音。
  4. The paper, which is based on the " research and development of the speed - up train ' s manipulation of optimization and train simulator " project, concerns the sound system in the train simulator. in the paper, the sound system includes two parts contents : firstly, improving the sound effect of the sound simulation system in the train simulator and enhancing 3d sound effect, such as sense of distance, sense of orientation, doppler effect etc, to make the sound of training environment more verisimilar ; secondly, realization of the speech communication in network between teacher and student in the train simulator

    本文是以鐵道部科技發展項目「提速列車優化操縱與機車模擬器研究開發」為依託，對機車模擬器的聲音系統進行研究：第一，對機車模擬器中聲音模擬系統的音效進行改進，增加3d音效，如聲音的距離感、方位感、多普勒效應等，使得訓練環境音響更加逼真；第二，實現機車模擬器中教員與學員間的語音網路通訊。
  5. Sound system equipment - methods for specifying and measuring the characteristics of artificial reverberation, time delay and frequency shift equipment

    音響系統設備.第9部分:模擬混響滯后和頻移設備特性的規定和測量方法
  6. Electroacoustics. simulators of human head and ear. part 1 : ear simulator for the calibration of supra - aural earphones

    電聲學.人頭部和耳朵模擬器.第1部分:超音響耳機校準用耳朵模擬器
  7. The flight ' s atmospheric dynamic characteristics is considered, the aircraft is modeled as a combination of objects. most compositions, such as scene system, flight system, flight ' s sound and control surface are all simulated

    ）等建模軟體建立了相應的三維表現模型；模擬了飛機的主要系統：飛行系統、視景系統、儀表系統和音響系統。
  8. And the rapid development of scientific technology provides us vocational workers better conditions. as a result, modern teaching technology plays a significant role in vocational schools. for example, audio and projection instruments, teaching tv, computer assisted teaching, simulated tests and computer networks are all the manifestation of modern teaching technology being app lied in technical and vocational education

    而當今高速發展的科學技術為職業教育工作者們提供了更好的條件，現代教育技術在職業學校中的作用愈來愈顯著，例如：音響設備、投影設備、教學電視、計算機輔助教學、模擬實驗、計算機網路等都是現代教育技術在職業技術教育教學中的具體體現。
  9. Different models of objective parameters, such as reverberation time, definition, clarity index and centre time are given. sound parameters simulation is achieved

    推導了混響時間、清晰度、明晰度和中心時間等音質參數的計算模型，從而實現了小尺度封閉空間音質參數模擬。
  10. Realization of sight and sound simulation for large scale electromechanical equipments

    大型機電設備視景音響模擬的實現
  11. Then the steady and unsteady subsonic, transonic and supersonic viscous flows around airfoil and some aircraft are numerically simulated. the 3 - dimensional unsteady navier - stokes equations are solved using the implicit lu - nnd algorithm, with baldwin - lomax turbulent model. on the basis of simulating unsteady viscous flow, coupling the structure dynamics equations, the problems of static aeroelasticity and flutter are investigated for wings and elevator

    在模擬非定常粘性繞流的基礎上，與顫振運動方程相耦合，分別對機翼和全機流固耦合現象中顫振問題進行了研究，準確求解跨音速顫振臨界速度，分析機翼和全機的從亞音速到超音速范圍的顫振規律，並研究分析了機翼飛行迎角變化對顫振速度的影響。
  12. Abstract : the method of generating infrared image of target in the sky was proposed. at first, the geometric model of the target in the sky was built with grid ; secondly, using the theory of aerodynamic and heat transmission, the thermal equation of the different skin of target ( the skin with and without heat source, the skin with heat source and the skin of gasoline tank ) were established ; thirdly, as an example, the solution of the thermal equation of ultrasonic plane was obtained ; finally, the result of the computer simulation were proposed

    文摘:提出了空中目標的紅外圖像生成方法，首先是空中目標的幾何建模及其網格化，然後據飛機空氣動力學和傳熱學原理提出了空中目標幾種蒙皮（單層蒙皮、內有燃油蒙皮、發動機影響區蒙皮）的熱平衡方程，然後以超音速飛機為例，介紹了方程的求解過程，最後給出了計算機的模擬結果及分析。
  13. For shutters, the results show : 1 ) according to the formula p =, the theoretical value of is calculated by the effective velocity of the flow, and its engineering value is calculated by the arriving velocity of the flow, the relationship between the theoretical value of and its engineering value is 2 ) the smaller value of declining angle will result in the smaller pressure loss and smaller outlet velocities. as a result, the declining angle of 30 擄 or less is recommended in some places which need small wind velocity, such as broadcasting studio and library, and the declining angle of 45 擄 or less is recommended in places which need big wind velocity, such as cinema and office ; 3 ) the larger value of ratio between the wide of the shutter b and the space between two boards h ( b / h ) will result in the larger pressure loss and smaller outlet velocities. the range of b / h from 0. 8 to 2. 0 and the optimum value 1. 2 is recommended ; 4 ) the range of b from 10 mm to 50 nun and the optimum value 40 mm is recommended ; 5 ) the proper thickness of the boards 8 of the shutters is 1. 5 mm ; 6 ) cuneiform boards should replace the rectangle inlet boards of the shutters in order to obtain better ventilation

    數值模擬採用fluent軟體，計算結果用excel進行處理，通過對大量數值工況進行數值模擬計算，結果表明：對于單側百葉風口，計算表明： 1 ）對于公式p = （ ~ 2 ） 2 ，的理論計算值中定義為流體流經百葉風口內部時的速度，即有效速度，而工程上常使用流體的來流速度來計算，計算表明，的理論計算值與工程應用值的關系為（ _ （理論） ） （ _ （工程） ） = 0 . 813 ； 2 ）當來流速度一定時，擋板傾斜角度越小，壓力損失越小、出口速度越小；因此在要求進口風速比較小的場所，如播音室、圖書館等，宜採用擋板角度30的百葉風口；在要求進口風速比較大的場所，如電影院、辦公室等，百葉擋板的角度應選45 ； 3 ）當來流速度一定時，百葉擋板的擋板寬度b與擋板間距h的比值b h越大，壓力損失越大，出口速度越小，計算表明，鑒于壓力損失、出口風速、板間形成渦流區的大小，百葉擋板的b h值取0 . 8到2 . 0之間， b h = 1 . 2為最佳值； 4 ）當來流速度一定時，在計算的條件下，當百葉擋板寬度b = 40mm時，百葉擋板的阻力系數最小，考慮到渦流區等的影響，建議選用10mm b 50mm的百葉擋板；西安建築科技大學碩士學位論文5 ）百葉擋板的厚度取為1 . sinln為好; 6 ）百葉擋板的入口側可選用具有傾斜度的楔形擋板來代替矩形擋板，利用其較好的導流作用，可得到更好的出流效果。
  14. This dissertation will discuss the cell capacity under the admixture of various services in detail. for this purpose, we will establish a multi - services model for voice, background and streaming classes users

    為此，我們將引入話音、后臺、流業務共存的業務模型，通過模擬計算在不同業務量時的小區阻塞率，由此可以看出數據業務對整個小區容量的影響。
  15. Under the analogue environment, television signals are subject to interference by other signal sources such as power line, reflections from buildings, etc. the reception quality is therefore less than ideal

    模擬系統所傳送的電視訊號容易因被其他可影響訊號的事物例如：電線建築物的反射等干擾而失真，因此，所接收的畫面及聲音質素未能符合理想。
  16. More efforts are focused on analysis and computer simulation of the cochannel interference and ieee802. 11b interference ' s impact on bluetooth performance respectively in awgn and rician fading channel. furthermore, the scheme of designing bluetooth point - to - point experimental system with the rok101 007 module and free bluetooth protocol stack cstack is discussed. results in this thesis provide valuable references for the deployment of bluetooth networks

    然後，通過建立模型，本文在理論上詳細分析了awgn通道和rician衰落通道中藍牙同通道干擾，鄰通道干擾以及同頻段ieee802 . 11b干擾對藍牙ber性能，數據以及語音鏈路性能的影響，並針對各種情況分別進行了詳細的計算機模擬，其結果對藍牙網路的鋪設具有一定的指導意義。
  17. Specialize in the canvas of the pure craft, artificial canvas, print canvas, ornament picture, chinese painting, canvas internal and external frame, top - grade in the style of the ancients picture, in the style of the ancients ship and in the style of the ancients family property and family the high clear description is made, sell, serve integrative art enterprises

    是專業從事純手工油畫，模擬油畫、印刷油畫、裝飾畫、中國畫、油畫音響、油畫陶瓷花瓶、油畫內外框、高檔仿古畫、仿古船和仿古家私以及戶內外高清晰寫真製作，銷售、服務於一體的藝術類企業。
  18. Research and implementation of a sound simulation system for flight simulator

    一種飛行模擬器音響模擬系統的研究與實現
  19. Abstract : a numerical investigation of three - dimensional separated flows about a hemisphere - cylinder is presented. the analysis has been restricted to transonic and laminar flows. results are given for the complex flow field structures including shock, boundary layer, separated flow, vertical flow and their mutual effects. the topological structures of the separated flow is shown

    文摘:本文數值模擬了半球柱在跨音速、中等攻角時的粘性層流繞流，研究了流場中的復雜三維分離形態結構，其中包含流向與橫向的主分離、二次分離、以及激波邊界層的相互干擾，解釋了在球柱接合部精確捕獲的壓力波動與流動主分離、二次分離的影響關系，這個現象是前人的計算5 ， 6未捕捉到的。
  20. With regard to some specific problems encountered in the process, the pointed answers are given by way of simulative experiments in laboratory. those problems are as follows : the relation between rt curve and rasti, different impacts caused by different acoustic characteristics on different standing waves, the changes of acoustic quality derived from different positions of sound absorption materials

    而對此過程中遇到的某些特定問題，如：混響時間頻率特性與清晰度的關系，不同聲學特性對駐波的影響，吸聲材料擺放位置不同帶來的音質的變化等，則以在實驗室模擬實驗的研究方式予以針對性的回答。
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