語言噪聲 的英文怎麼說

中文拼音 [yǔyánzàoshēng]
語言噪聲 英文
speech noise
  • 語 : 語動詞[書面語] （告訴） tell; inform
  • 言 : Ⅰ名詞1. （話） speech; word 2. （漢語的一個字） character; word 3. （姓氏） a surname Ⅱ動詞（說） say; talk; speak
  • 噪 : 動詞1. （蟲或鳥叫） chirp 2. （大聲叫嚷） make noise; make an uproar; clamour
  • 語言 : language
  1. Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle

    流體噪聲主要來源於輸出流量脈動，造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時高壓迴流，在配流盤上開設v型尖槽可降低因高壓迴流而引起的流體噪聲，本文以截流作用和液體的可壓縮性為理論依據，以matlab語言為工具，對原配流盤上的v型尖槽進行了理論計算，繪制出p - t圖線，分析了它的不足，並對原有v型尖槽進行了優化設計，得出了v型尖槽的最佳幾何尺寸：配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ，槽長5mm ，槽的橫截面為等邊三角形。
  2. In the present dissertation, friction - induced noises emitted by a flat specimen rubbing against another flat specimen or a ball specimen under reciprocating sliding are studied. the detailed observation of the scars is conducted by means of a scanning electrical microscope ( sem ), laser scanning microscope ( lsm ), optical microscope and profilometer. the dynamic state variables are analyzed in detail using the discrete wavelet transform

    使用電子掃描顯微鏡（ sem ） 、激光掃描顯微鏡（ lsm ） 、光學顯微鏡和表面輪廓測量儀等設備對摩擦噪聲發生的區域進行了詳細的觀察和分析，運用小波變換技術對摩擦噪聲狀態下的動力學變量進行了深層次的研究，應用matlab simulink語言對摩擦系統進行了振動動力學模擬，系統地研究了摩擦噪聲的形成機理。
  3. Because period narrow band signals are the main part of background noises, this thesis uses hardware description language to design a multi - band finite impulse response filter ( fir ) and downloads the program into filed programmable gate array to eliminate the period narrow - band interferences in the background noises

    3 ）在現場環境中，背景干擾主要是周期性的窄帶，本文利用硬體描述語言（ vhdl ）設計了一個多帶fir有限沖擊響應濾波器。應用到可編程邏輯器件中，消除了背景噪聲中的周期性干擾，為信號的進一步處理提供盡可能幹凈的信號。
  4. 2. virtual technology in this section, firstly, introduce virtual instrument development and analyze the main principles in tractor testing projects ( including shaft mass, left - and - right side trigging forces, smoke density, noise and velocity ). secondly, propose a general design combined multifunction data acquisition devices ( daq ) with lab view diagram language

    （ 2 ）虛擬儀器技術介紹了虛擬儀器的發展特點，分析了拖拉機主要的檢測項目（軸重、左右制動力、煙度、噪聲、速度）的檢測原理和手段，提出一套基於多功能數據採集卡daq和圖形化編程語言labview的虛擬儀器構建方案。
  5. This dissertation is different from traditional speech enhancement methods which are based on noise characteristic such as adaptive noise cancellation or spectral subtraction processing. in this dissertation the speech signal conducted by bone was taken as the object to be studied and the exploitive study on the acoustical characteristic of speech signal conducted by bone was performed by the method of theory combined with experiment. then a proposition about speech reconstruction based on speech signal conducted by bone was presented, and the design of software and hardware was completed

    本文與傳統的基於噪聲特性的自適應噪聲抵消法、頻譜減法等語音增強降噪技術不同，是以骨導語言為研究對象，採用理論與實驗相結合的方法對骨導信號的聲學特性進行了探索性研究，進而提出了基於骨導信號的語音重構技術，並完成了相應的軟硬體開發。
  6. Owing to the peculiarity of mandarin spoken language, the recognizer adopts the sonic model based on hmm, the mixed statistical language model based on both phrases and phrase class. moreover, it makes use of word tree viterbi - beam searching guided by language model and the sylable - filling model. a method of speech identifying and denying is used in the processing of vocabulary out of collecting, non - speech and noises

    針對漢語口語的特點，識別器採用了基於hmm的聲學模型，基於詞和基於詞類的混合統計語言模型，及由語言模型引導的詞樹viterbi - beam搜索，並且採用基於音節的填充模型、話語確認和拒識等方法對集外詞、非語聲和噪音進行處理。
  7. The refinements made to the original methodology are based upon not only the abroad new research about noise evaluation, but also upon the thought of the domestic base of current noise evaluation. the procedure involves not only considering the noise sound pressure level, but also considering the speech interference level and noise spectrum balance problems, which offer enough information about building noise environment for engineer and owner

    該評價方法借鑒了國外在噪聲評價方面最新的研究成果，同時也考慮了國內目前的噪聲評價狀況，該方法不僅僅考慮了噪聲聲壓級一個因素，同時還考慮了語言干擾級，以及噪聲頻譜的平衡性等問題，給工程人員以及建築業主提供了建築聲環境方面充足的信息，這是很有意義的。
  8. The traditional detection algorithm, based on zero - crossing or energy, will not acquire ideal effect when the signal - to - noise is low or the signal is weaker. therefore, to resolve the real problem in the real environment that all kinds of random noise and speech signal exit together, some new algorithm must be put forward. account for the complexity of real noise, we integrate the wavelet transform and high - order statistics and advance a new algorithm ; the algorithm can effectively separate the speech signal and the non - gauss noise

    基於過零率和能量的傳統檢測演算法，在噪聲環境比較復雜的情況下效果很不穩定，尤其是信噪比較低或者語音信號較弱時，檢測效果很不理想，因此，在多種語言和噪聲隨機出現、噪聲和語音強弱不一的實際噪聲環境下，必須利用新的演算法提取有用信號和噪聲信號的有效特徵，才能解決實際的問題。
  9. In addition, an experimental system using c language is established, including modules such as representation of waveform polynomial, decision of path senstization, delay computing, clocking based on single - period sensitization, clocking based on multi - period sensitization, test generation considering noise and transformation from bit - level waveform polynomial to word - level polynomial model. they respectively used to test models and techniques proposed in this paper

    另外， :基於c語言本人設計開發了一個實驗軟體系統，該系統包括波形多j一貞式表示模塊、敏化通路判定模塊、延時計算模塊、單周期敏化的最小時鐘周期精確確定模塊、多周期敏化的最小時鐘周期確定方法模塊、考慮噪聲的測試生成模塊和位級波形多項式描述轉化成字級多項式描述模塊，分別用於對本文各章中提出的自動化設計的模型和方法進行實驗驗證。
  10. The apsp produced abroad is made by numerical controlled machine tool, which has noise level of 71db ( a ), the apsp produced in our country is made in the method of exploratory which has noise level of 73db ( a ) and 75db ( a ). in order to analyze the influence of stator curve to noise, the author used tri - coordinate measuring instrument to measured exactly the inside surface of stator and got the straddling point coordinate, and made curve fitting by using matlab as language and studied the fitting effect and then worked out the equation of stator transition curve in return seeking, then comparied this method with the standard style and made the conclusion : the equation of atator transiting curve of apsp made by numerical controlled machine tool is close to theorical 5 power curve standard style, but compared with it, the stator transiting curve of apsp produced in exploratory has a major error. combining the testing results of noise, one can know that the qualily of stator transition curve play an importance to t he noise of the pump

    國外生產的汽車動力轉向泵是用數控機床加工的，其噪聲值為71db （ a ） ，國內生產的汽車動力轉向泵是用靠模方法加工的，其噪聲值分別為73db （ a ）和75db （ a ） ，為了分析定子曲線對泵的噪聲的影響，本人用三坐標測量儀對定子內表面進行精密測量，獲得定子內表面的離散點坐標，以matlab語言為工具對離散點進行曲線擬合，觀察擬合效果，然後，用回歸方法求出了定子過渡曲線的方程，並把該方程與理論方程標準型進行了比較，得出如下結論：用數控機床生產的汽車動力轉向泵的定子過渡曲線方程非常接近理論5次曲線標準型，而用靠模方法加工的汽車動力轉向泵的定子過渡曲線與理論5次曲線標準型相比較，則存在著較大的誤差，結合噪聲測試結果可知，定子過渡曲線的優劣，對泵的噪聲大小有著重要的影響。
  11. Suggesting that the sensitivity of ic neuron to intensity change was weaker under the quiet conditions than the noise environment. it makes benefit to catch the rapid intensity fluctuations, which are thought to be important information - bearing parameters for signal processing, in human speech of " cocktail party effect " and specific communication signals of other species

    盡管弱噪聲抑制使神經元感受強度的范圍縮小，但對強度變化的敏感性卻提高，這對人在「雞尾酒會」場景下的言語交流和動物在充滿噪聲的自然環境中的聲通訊，捕捉重要的信息載體參數一信號強度以及感受強度的動態變化的能力提供了生物學基礎和演化適應的證據。
  12. Study on hearing impairment in the workers exposed to pulse noise

    脈沖噪聲對作業工人語言聽力損傷的研究
  13. Effects of precision directional imaging on speech discrimination score under noise environment

    智能方向性技術對噪聲環境下言語識別率的影響
  14. The spls strategy improved both the mandarin tone recognition rate and speech recognition rate under noisy environments for chinese speakers by introducing phase information

    Spls通過引入相位信息提高了漢語的聲調識別率，以及噪聲環境下的言語識別率。
  15. The pulsar system is developed with the following parts : the robust feature extraction based on auditory mechanisms, acoustic modeling with mandarin pronunciation characteristics, search space building based on wfst, and efficient global decoding scheme

    本研究實現的系統pulsar包括：基於聽感知機理的抗噪聲特徵提取，針對漢語發音特點的聲學建模，基於加權有限狀態自動機（ wfst ）的搜索空間，融合聲學模型和語言模型的高效全局解碼。
  16. Subjective testing indicates that the quality of cs - acelp is equivalent to that of the 32kbit / s adaptive differential pulse code modulation ( adpcm ) under error - free conditions and it outperforms g. 726 under error condition. in this paper, standard c is adopted in realization of the algorithm, presents program strategies and steps of algorithm of each module. the coder and decoder is tested by utterances with noise

    用標準c語言模擬實現了該演算法，計算了mos分值，女聲： 4 . 180497 ，男聲： 4 . 199782 ，並在相同的測試語句中加入噪聲進行測試，含噪語句通過該編解碼器，輸出的合成語音用主、客觀評價標準評價，與原始不含噪語音效果差別不大，平均mos分值為：女聲4 . 1375 ，男聲4 . 1668 ，說明該演算法是優秀的編解碼演算法。
  17. On the basis of summarization of the simulating technology of sonar signal, the paper brings forward the mathematics models of radiate noises of ships and torpedo, and simulates in computer ; tests the correctness of some pivotal methods through the simulation, on the basis of which, system scheme being brought out ; a parallel processor with twelve sharcs, combining with parallel processing theory and topographic configuration, is used to realize the algorithm of noise simulation on the basis of research on optimum distribution of algorithm and method of embedment in real time ; at last, gui, realized with vc + + language, is used to set parameters and control the whole parallel system flexibly and conveniently

    本文在綜述聲納信號模擬技術的基礎上，首先提出艦船和魚雷輻射噪聲的模擬數學模型，並進行了計算機模擬實現；通過計算機模擬驗證了一些關鍵技術的正確性，並由此提出系統實時實現方案；構造了一個12個處理器的并行處理機? sharc陣列，結合併行處理理論和sharc陣列的拓撲結構研究了有關模擬演算法的最優分配及其嵌入整個聲納系統的方法，實時實現了噪聲模擬演算法。最後，使用vc + +語言編寫人機界面，靈活、方便地進行參數設置以及對整個并行處理系統進行控制。
  18. This thesis designs automobile braking performance inspecting and control system. this thesis consists of three main parts. something about automobile braking system design has been discussed in the first part according to the main requirement of gb7258 - 2004 《 the requirement for motor vehicle, running safely 》. the hardware has been designed according to the characteristic of the parameter afer establish the whole plan for inspecting it. and then working principle of each part has been introduced. and at last, we designed software depending on the require to inspection and function. we can educe the braking power of both wheels, braking moment retardarce power and other parameters. we designed sensor signal processing circuit which including power sensor signal processing circuit and speed signal measure circuit according to the require of designing parameter. ad620 is used as power sensor. in order to measure the power of the automobile braking and protect the electromotor. so we must measure both

    由汽車制動測試原理以及制動性參量檢測的技術指標可知，檢測數據準確性、控制可靠性、實時性和抗干擾能力是系統設計的關鍵。本文在掌握汽車性能檢測系統結構和原理的基礎上，根據國家有關標準和汽車制動性檢測系統的控制邏輯提出了採用單片機為控制器的總體方案，設計了各部分硬體電路，並根據所要實現的功能用c51語言設計了軟體。由於檢測現場存在各種干擾噪聲，為了保證系統運行的穩定性和可靠性以及測量精度的要求，分別從硬體和軟體的角度出發，介紹了常用的硬體抗干擾措施以及軟體數字濾波的原理和方法。
  19. After a great amount of detailed computer simulations and concise qualitative and quantitative theoretical analysis, the turbo codes " parameters and fpga specific hardware implementation architecture suitable for being integrated into dtv systems are determined. furthermore, the codec is completely designed with verilog hdl, ending with an occupation of less than a 600 - thousand - gate fpga chip. at this lowest hardware cost, a white noise snr threshold of 1. 8db at a net stream rate of 6mbps is achieved, which exceeds all other existent dtv systems " performance

    經過大量詳細的計算機軟體模擬和簡明扼要的定性與定量的理論分析，最終確定了數字電視系統中適合採用的turbo碼參數及針對fpga特殊構架的硬體實現結構，並用verilog硬體描述語言完成了turbo碼編譯碼器的完整設計，以佔用不到一片60萬門fpga晶元的較少的硬體資源取得了在6mbps凈碼率下1 . 8db的白噪聲信噪比門限這一遠遠超過現有任何數字電視系統的性能。
  20. Conventional hearing devices amplify everything ? from conversations to background noise to the clock ticking

    一般的助聽器會放大所有的聲音?言語聲、背景噪聲和鐘聲等。
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