立體聲模式 的英文怎麼說
中文拼音 [lìtǐshēngmóshì]
立體聲模式
英文
stereo mode or dual mode- 立 : 動1 (站) stand; remain in an erect position 2 (使豎立; 使物件的上端向上) erect; stand; set up...
- 體 : 體構詞成分。
- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 立體聲 : stereo; stereophony; auditory perspective; localization; fanta sound; stereophonic立體聲唱片 ster...
- 立體 : 1 (三維的) three dimensional; stereoscopic2 [數學] (幾何體) solid; body立體彩色電視 three dim...
- 模式 : model; mode; pattern; type; schema
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In this paper matlab and vb are used to build a software which can predict absorption coefficient ' s of the underwater anechoic coatings from these analytical models. finally, some algorithm of the single parameter minimization, nonrestraint nonlinear minimization and restraint minimization in the optimization design theory are studied. the formulas of absorption coefficient of these analytical models are object functions
本論文利用各種解析模型的聲學設計理論,使用matlab與vb軟體建立了一套水下消聲覆蓋層吸聲系數預報軟體,研究了最優化設計中單參數最小化、無約束非線性最小化和有約束最小化理論的一些演算法,利用現有模型的吸聲系數計算公式作為目標函數,初步優化了一些結構的材料參數。In this thesis, based on pershing ii surface to surface missile, a new kind of ballistic missile was designed with an additional rocket engine, which can be ignited twice. firstly, aerodynamic computational models of missile body and warhead which reentry with supersonic are built according to the task requirements ; secondly, the propulsion system model of missile is built whose first two stages are solid rocket engines and the third stage is liquid - solid combined rocket engine. the nozzle and the shape of the engine are designed to meet the needs of the populsion project ; thirdly, the trajectory model of the mass point is built and a wavy trajectory is designed & optimized ; finally, the ability of a missile ' s breaking through defence is analyzed
以美國潘興導彈為原型,增加可兩次點火的末級發動機,改裝成具有跳躍能力的地地彈道導彈;首先,根據任務需求,建立了導彈的氣動模型,並建立了彈頭再入時高超聲速氣動模型;其次,建立了導彈推進系統模型,前兩級採用了固體火箭發動機,第三級採用了固?液組合火箭發動機,並在總體方案要求下,對發動機噴管和外形進行了設計;第三部分,建立了導彈質點彈道模型,設計了一條跳躍式彈道,並對跳躍式彈道進行了優化設計;最後,對導彈進行了突防能力分析,從分析的結果可以看出,跳躍式彈道的突防能力比常規的拋物線彈道要強。Due to the moving base existence of the minehunting and the frame structure characteristic of the sonar array, a new modeling thought in which the boat body coordinates is regarded as moving coordinates and the whirligig equation of sonar array compared with the self coordinates is founded on the basis of the euler ' s theorem and the coordinate transform is introduced. the dynamic equations of minehunting sonar array with the state matrix form are founded by settling the dynamic models with the vector form. so it offers theory foundation for analyzing the dynamic characteristic and designing robust control
由於獵雷艇作為動基座的存在和聲納基陣的框架結構特點,提出了以艇體坐標系為運動坐標系,運用變形的歐拉定理和坐標變換建立聲納基陣相對自身坐標系的旋轉運動方程的建模思想;將所建立的矢量形式的動力學模型展開整理,獲得了狀態矩陣形式的獵雷聲納基陣動力學方程,為系統動力學模型的實用化奠定了基礎。Multi - media shows of self - propelled gun are accomplished including curve simulation, texturing, lighting technology voice effect, flame effect, etc. vii ) distr ibuted real - time dynamics simulation system for virtual self - propelled gun, which is a solid basis for virtual - reality gun, is set up through lan, based on tcp / ip protocol, opengl, client / server, object oriented, etc
在3dmax開發環境中,利用紋理、光照等技術進行了自行火炮的真實感建模,通過曲線擬合,模擬火炮各個部件在發射過程中的運動規律,並結合聲音和炮口火焰效果,實現了自行火炮發射動力學的多媒體描述。 7 、基於tcp ip協議、 opengl 、 client server 、面向對象等技術,在lan平臺上建立了火炮發射動力學分散式實時模擬系統,為研究虛擬火炮打下了堅實基礎。Theory and experiments of bulk - wave acousto - electro - optical ( aeo ) device, involving one - dimension and multi - dimension, are systematically studied. the thesis includes the following contents : coupled - wave equation theory of aeo interaction, determination of the optimum operating mode of aeo device, geometrical relationships of the anisotropic acousto - optic interaction, design and experiment of the aeo device. finally, the optimum design of ao device with beam steering theory is also studied
論文主要研究內容包括:一維和多維聲電光效應的耦合波方程及其衍射效率計算公式的建立、一維和多維聲電光器件最佳工作模式的選擇、聲電光晶體反常聲光互作用幾何關系的計算、 ln一維反常聲電光器件和kdp二維反常聲電光器件的設計製作以及實驗測試、正常與反常超聲跟蹤聲光偏轉器的優化設計。In the following chapters, a 16 - channel experimental phased array ultrasonic testing system is thoroughly explained, including digital beam forming, low noise programmable amplification of received ultrasound signal, multi - channel hi - speed hi - precision data acquisition, hi - speed real - time processing of multi - channel ultrasound signal, and hi - speed data transfer based on pci bus. in addition, the frame of software system is built
本文詳細闡述了作者所獨立研製的16通道相控陣超聲檢測實驗系統,包括數字化超聲發射/接收波束形成、超聲信號的低噪聲程式控制放大、多通道高速高精度數據採集、多通道超聲信號高速實時處理、基於pci總線的高速數據傳輸等全部電路模塊的結構及工作原理,並說明了所編寫的底層軟體系統的框架。This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based
本文的研究工作重點在無縫焊接鋼軌溫度應力測量系統的理論模塊,包括根據snell原理,研究極限折射縱波的激發機理,並使用有限元軟體ansys進行模擬;根據聲彈性理論以及公式推導出計算無縫焊接鋼軌中的溫度應力的公式,並對其中參數的求解方法進行介紹;根據收集的資料,介紹了三種使用極限折射縱波測量無縫焊接鋼軌溫度應力的方法,即固定距離測量聲時法、臨界角折射法和頻譜分析法,本實驗系統使用的是第一種;根據實驗經驗以及相關資料,分析了影響極限折射縱波測量溫度應力的幾個因素,並提出了相應的解決方法;根據實驗系統的需要,獨立設計並加工出相關配套的實驗設備,包括實驗鋼塊、有機玻璃楔塊、固定件、載荷外框裝置等。More importantly, the nature of technologies is shifting from analog to digital, wired and fixed to wireless and mobile, and from separate transmissions of voice, data, text and image to interactive multimedia
更重要的是,技術的本質是將模擬技術變為數字技術,將有線電信和固定電信變為無線電信和移動電信,將互為獨立的聲音、資料、文字和圖像傳播方式轉變為互動式的多媒體方式。More importantly, the nature of technologies is shifting from analog to digital, semiconductor to micro processor, wired and fixed to wireless and movable, proprietary to open systems and from separate transmission voice “ dada ”, text and image to interactive motile media
更重要的是是,技術的本質是將模擬技術轉變為數字技術,將半導體轉變為微處理器,將有線電信和固定電信轉變為無線電信和移動電信,將專有系統轉變為開放系統,將互為獨立的聲音、資料、文字和圖像傳播方式轉變為互動式的多媒體方式。The first part of the paper is designing the testing project for grounding resistance and insulation resistance in a new way. using 16bits ad converter with programmable control amplifier replaced the way which used changing resistance to change measure range. lt is not only improved testing precision and develop the system expediently, but also reduced the area of the circuit boardwith the new way. in order to make the electric implement safety testing system have upstanding expansibility, the software and hardware of the system adopted the modularization design. adopted mcu atmegal28 as a master mcu which control mmi, realtime clock and communication with slaver mcu. atemga8 as the slaver mcu to realize testing function. so it is easy to add or reduce the testing project. the testing implement system has been developed successfully, and the comments for the system is that it has high precision, high expansibility and easy maintain. but considering the electric implement system should have intelligence and humanity abi lity. so this paper bring forward a scheme of electric equipment safety testing embedded system with speech control. after introduce the basic theory of speech recognition, the paper expatiate the characters of this system. the system is a noise conditon, not special people, small glossary, insulation word system. with these characters design the speech recognition as fellow. utilizing cross zero ratio and short energy to ensure jumping - off point and end point ; adopting mfcc as the character parameters of speech recognition ; the character parameters than be recognized by dtw. in order to ensure the credibility of this project, first realized by matlab in computer
在介紹了語音識別的基本原理后,闡述了本系統的特點:本系統是一個噪聲環境下非特定人、小詞匯量、孤立詞的語音識別系統。根據本系統的這些特點設計了如下語音識別方案:利用過零率和短時能量相結合的方式確定語音端點;採用mel頻率倒譜系數( mfcc )作為語音識別的特徵參數;得到的特徵參數最後通過動態時間規整( dtw )的模式識別方法進行識別。為了確保本系統實現方案的可靠性,首先通過計算機利用matlab軟體來模擬,在演算法模擬實現后又進一步增加環境的復雜性:加上較大的環境噪聲、突發性的噪聲等,再通過修改參數、修改參考模板、兩級識別等各種提高語音識別精度的方法來提廣東工業大學工學碩士學位論文高識別率。Stereo is set as the default for audio channels. this enables playing files where the number of audio channels is not specified
立體聲設為默認的音頻模式。這樣解決播放部分無音頻通道信息的文件的問題。分享友人