物理聲學 的英文怎麼說
中文拼音 [wùlǐshēngxué]
物理聲學
英文
physical acoustics- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 理 : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 物理 : 1. (事物的內在規律) innate laws of things2. (物理學) physics
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Having carried on the direction and in - situ observation research for the fish migratory behavior, swimming mechanics and ecology, etc ; using the light, sound, electricity, colour gas and various physical agents to improve the fish passage speed in the fishway
對魚類的洄遊習性、游泳力學及生態學等問題,進行了定向和原體觀測研究,並用光、聲、電、色、氣等各種物理因素提高魚道的過魚效果。The shock of realizing that science might be over came to him, he says, when he was talking to oxford mathematician and physicist sir roger penrose
據約翰.霍根聲稱,他與牛津數學及物理學家羅傑.潘羅斯爵士的交談使他猛然意識到,科學的日子恐怕到頭了。Acoustics vocabulary. physiological acoustics and psychoacoustics
聲學詞匯.物理聲學和心理聲學Combining the basic laws of psychophysics and signal detection theory, we use two - alternative forced - choice ( 2afc ) to study the threshold change of human electric sense under different noise levels
在心理物理實驗中,結合心理物理學和信號檢測論的基本原理,採用了二間隔的強迫選擇法( 2afc )作為實驗方法,研究不同噪聲量級情況下人體電感覺閾值的變化。Taking the contact stress, bend stress stiffness and temperature stress as the condition, taking the weight of the kiln tyre as optimization aim function, the redia and the width of the tyre are optimized general optimize methods just consider the affecting of the parameters to aim function, but in fact, structural parameters ( such as structure dimension, interval and so on ), physics and dynamics ( damp factor, conduct factor, friction factor material ' s elastic module strength limits and so on ), which would be changed after used. the difference are called discrepancy robust design ' s basic concept is : all design parameters " discrepancy will affect the aim funct ion and arouse the quality target discrepancy
一般的優化方法,僅僅考慮了參數對其目標函數的影響,而實際情況下有些參數是變化的,產品的結構參數(如幾何尺寸、間隙等) 、物理和力學參數如阻尼系數、傳導系數、磨擦系數、材料的彈性模量和強度極限等的設計值與製造后和使用中的實際值會有差異,這種差異稱為設計變量和噪聲因素的變差。With a good understanding of the physics of natural reverberation, and the fundamental operational principles of reverb processors, it is possible to quickly create the illusion of any acoustic environment you can imagine
很好地理解自然混響的物理特性,以及混響效果器的基本運演算法則,能幫助你很快的幻想出所有假想的聲學空間。Acoustics - description and measurement of physical properties of sonic booms
聲學轟聲物理特性的描述和測量In collaboration with the department of physicis and material science of the city university of hong kong and the electronic and engineering department of the chinese university, the faculty of medicine has conducted research on different aspects of computer - aided navigation such as brain shift prediction with finite element model, three - dimensional ultrasound based correction for brain shift, accuracy verification, robotic system, surface identification and matching
通過與香港城市大學物理及材料科學系及香港中文大學電子工程學系的協作,我們正發展電腦輔助的神經導航技術的多方面研究,例如,採用有限元模型預測腦偏移;除去腦偏移的誤差的立體超聲檢查技術;手術準確性的證實;腦表面區域的定位。This thesis was divided into eight chapters, and the main results and innovations obtained here can be summarized as follows : ( 1 ) the physics model of tsrs in frequency conversion crystals has been built up firstly. based on quantum - mechanical viewpoints and the following physical processes and parameters : the two - photo interaction of light with matter, paraxial diffraction of stokes, langevin noise sources, reflection at the faces and the edges of crystals, gain coefficient, beam aperture, pulse width and fluence of 3, the physics model of tsrs in kdp and kdp crystals acting as high - fluence frequency convector and the paraxial operator maxwell - bloch - langevin equations have been built up
全文共分八章,取得的主要成果及創新點如下: ( 1 )首次建立了諧波轉換晶體的tsrs物理模型本文根據量子力學原理,在考慮如下物理過程和參量的基礎上:光與物質的雙光子相互作用; stokes光的傍軸衍射; langevin (郎茲萬)噪聲源;晶體表面反射和端面反射;增益系數、光束口徑、脈寬和三倍頻光能量密度,推導出高通量激光在kdp和kd ~ * p諧波轉換晶體中的tsrs物理模型和空間上的近軸算符maxwell - bloch - langevin方程組。Cosmic ray test was carried out to choose and optimize working parameters of full - length prototype and its data acquisition system, verify the electronics system about dynamic range, drift time measurement search window, charge measurement integral width, work stability and electronics grounding and noise. in experiment, acquired abundant experience with the solution of actual problem and verified their reliability of physical design. this lays the foundations for the successful construction of the besiii drift chamber and electrical system
測試過程中我們調整了電子學的動態范圍、漂移時間和電荷測量參數驗證了電子學系統工作的穩定性、抗干擾能力及噪聲水平等並成功解決了實驗過程中遇到了問題。通過長時間的取數進一步檢驗了全長模型和電子學系統工作穩定性,驗證了全長模型及其數據獲取系統物理設計的可靠性,為漂移室和電子學系統的成功研製奠定了基礎。Based on the analysis of thin sections by microscope, measurement of porosity and density, and geological setting, we tested the rock physical parameters of sandstone, siltstone, carbonate and other transitional sedimentary rocks by the mts system under formation conditions ( temperatures, pressures and pore fluid properties ). the rocks we tested are from tertiary ( including zhujiang formation, zhuhai formation, enping formation, hanjiang formation ) of zhujiangkou basin in southern china sea. according to the analysis results, we studied the main ultrasonic wave velocity characters of rocks, which are compressive and shear wave velocity and poisson ' s ratio under different formation conditions
在對珠江口盆地第三系儲集巖進行顯微鏡薄片分析、孔隙度和密度分析,以及地質背景分析的基礎上,利用巖石物理參數測試系統( mts )模擬地層條件(溫度、壓力和孔隙流體狀況)測試了珠江口盆地第三系(包括珠江組、珠海組、恩平組、韓江組,以下有關討論同)砂巖、粉砂巖、碳酸鹽巖及其過渡性巖石物理性質,重點研究了不同地層條件下巖石的聲學特徵(巖石的縱橫波速度和泊松比) 。High - intensity ultrasound is used to alter, either physically or chemically, the properties of foods, for example, to activate enzymes, generate emulsions, modify crystallization processes, tenderize meat and extract effective components
功率超聲主要用於食品的物理和化學改性,如活化酶、促進乳化、加速結晶、嫩化肉和有效成分的快速提取等。Abstract : this paper uses the supersonics wave inspecting method for judging the damage degree of fire hazard tunnel lining, and puts forward the correlation of concrete supersonics wave speed with relative physics and mechanical properties through test, and gives evaluation and suggestion about conventional supersonics wave inspecting method used in fire hazard tunnel
文摘:將超聲波檢測法應用於隧道火災后的初砌損傷評定,通過試驗研究給出了砼超聲波速與砼有關物理力學性能的關系,並對超聲波檢測常規方法在隧道襯砌火損后的應用給出了評價。To study the acoustic unsteady combustion of srm, built the acoustic model of chamber. deduced the little amplitude sound wave 3d equation, used the finite volume discrete method to simulate. got the vibration model of three kinds of chamber
為研究固體火箭發動機聲不穩定燃燒特性,建立了燃燒室內聲學特性分析的物理數學模型,推導了小振幅聲波三維波動方程,採用有限體積離散方法進行模擬,得到圓柱型、四片翼柱彤和五片翼柱型藥柱三種燃燒室形狀聲學振動基本模態As a novel sensor, the surface acoustic wave ( saw ) sensor can be used to measure different sorts of physical, chemical and biologic quantities
作為一種新型傳感器,聲表面波( surfaceacousticwave ,簡稱saw )傳感器可以被用於測量多種物理、化學、生物參數。Representing 3d movement by sound is on the basis of kinematics, acoustics, physiological acoustics, psychological acoustics and etc. by the means of analysis, processing and synthesis of digital signal, 3d sound is achieved and output by earphone or speaker. the goal of research is reflecting the moving characteristics of the object in the real world by processed sound in real time
用聲音表現三維運動是以運動學、聲學、人類生理聲學、心理聲學等研究成果為理論基礎,以數字信號分析、處理、合成為實現手段,以耳機或揚聲器為輸出工具,實時合成能夠反映等同三維真實空間中運動物體特性的聲音信號。Relationship between physical and mechanical parameters and acoustic wave velocity of coal measures rocks
煤系巖石物理力學參數與聲波速度之間的關系Ultrasound is a kind of high frequency mechanical wave which can effectively improve mass transfer and heat transfer, change physical - chemistry phase equilibrium, fasten chemistry reaction rate
超聲波是一種高頻機械波,利用超聲振動、超聲空化能有效強化傳質、傳熱,改變物理化學相平衡,加快化學反應速率。He physical acoustics, physiology, neurological the principle of repeated practice, this new invention of the audible, and wrote more than 100 million characters vocal notes and papers, forming a unique audible system
他從物理聲學、生理學、神經學的原理出發,反復實踐,發明了這種新的發聲方法,並寫下百余萬字的聲樂筆記和論文,形成了一套獨特的發聲體系。We ouya hax our own professional team of advanced researchers and thoroughly skilled workers in madding violins. the literae humanious and natural science such as chemistry, physics and acoustics are well combined here while manufacturing. the violins are made strictly according to international standards and traditional arts. they are well accepted by people in east - asia, europe and america for their beautiful shapes, excellent workmanship, pure and beautiful timbre and megaphonia, their sensitivity of tones, strong penetrating power and unique feature of performing, etc
歐雅樂器擁有先進的研製力量和技能精湛的專業隊伍,將化學、物理、聲學等自然學科與文人科學相結合,採用國際標準,結合傳統工藝製作,並以造型大方,工藝精湛,音色純厚、優美、聲音宏亮,發音靈敏、穿透力強,演奏性能佳等優點而暢銷東南亞及歐美各國。分享友人