模擬環測試 的英文怎麼說

中文拼音 [huánshì]
模擬環測試 英文
analog loop test
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 名詞(古代占卜用的器具) astrolabe
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  • 測試 : test; testing; checkout; measurement
  1. This thesis tries to update the cmdsr system to achieve the characters below : real - time, better robust, higher recognition rate, non - special - man. considering the disadvantages of traditional improved spectrum subtraction speech enhancement, this thesis proposes the theory of fuzzy spectrum subtraction based on the fuzzy theory and improved spectrum subtraction speech enhancement ; as for the difficulties of detecting the endpoint of speech signal, the thesis gives the table of initial and the improved parameters, with which we can confirm the endpoints of mandarin digit speech ; the thesis puts forward two - level digit real - time speech recognition system, the first level is based on discrete hidden markov model which is linear predictive coding cepstrum ( lpcc ) and difference linear predictive coding cepstrum ( dlpcc ), the second level is based on formant parameters ; as for the realization of hardware, the thesis depicts the realization of every part of cmdsr based on the tms320vc5402 in detail ; as for the development of software, the thesis gives the software design flow chart of cmdsr, simulates the basic theory with matlab language and gives the simulation results

    針對傳統的「改進譜相減法語音增強」參數設定單一、境適應能力差的缺點,提出了一種利用糊理論和「改進的譜相減法」結合的「糊譜相減法語音增強」 ;針對語音信號端點檢困難的特點,通過matlab驗,給出了能夠準確確定數碼語音端點的初始和改進參數表;提出了利用基於線性預編碼倒譜參數和差分線性預編碼倒譜參數相結合的離散隱含馬爾可夫型進行第一級識別、利用共振峰參數進行第二級識別的兩級漢語數碼語音識別系統,在保證系統實時性的同時,實現連接漢語數碼語音識別系統識別率的提高;在硬體實現上,詳細闡述了基於tms320vc5402的連接漢語數碼語音識別系統各部分硬體設計;在軟體開發上,給出了連接漢語數碼語音識別的軟體設計各部分的流程圖,並對各部分進行了matlab,並給出了結果。
  2. Unmanned air vehicle ( uav ) plays a very important role in nowadays research. recently, the applied range of the uav has expended into military, civil and scientific research scopes : in military scopes, it can be used to be detectors and monitors, electronic countermeasure, fire guidance, war evaluation, target simulation etc ; in civil scopes, it can be used to geodetic survey, detect urban environment, survey globosity resource, prevent forest - fire, pretend environment and succor disaster etc ; in scientific research scopes, it can be used to survey and research atmosphere, also it can validate new technology and now facility

    隨著時代的發展,無人機在社會的各個領域起著越來越重要的作用,近年來,無人機的使用范圍已拓展至軍事、民用和科研三大領域:在軍事上,可用於偵察監視、電子對抗、火力制導、戰果評估、目標等;在民用上,可用於大地量、地球資源勘和森林防火、境保護與災害救援等;在科研上,可用於大氣研究、氣象觀、新技術新設備的驗驗證等。
  3. In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage

    我們對兩種正交調制方式( 16qam和4 - qpsk )進行了工作並給出了結果,同時討論了碼元同步定時誤差對鎖相路工作的影響並根據流星通信中使用變速率傳輸時鎖相路的載波同步性能進行了;然後在基於軟體無線電思想的數字處理平臺(該數字處理平臺實現了中頻數字化)上用dsp軟體完成了載波的相位跟蹤。
  4. The three - order modulator has a 2 - 1 cascaded structure and 1 - bit quantizer at the end of each stage, the modulator is implemented with fully differential switched - capacitor circuits. and then, the discussion will begin by exploring the design of various circuit blocks in the modulator in more detail, i. e., ota, switched - capacitor integrator, quantizer, two - phase non - overlapping clock signal, etc., at the same time, these circuits will be simulated in spectre and hspice. at last, the whole cascaded modulator will do behavioral level simulation by matlab soft and simulink toolbox

    本論文中,首先介紹數轉換器的各種參數的意義,以及一階sigma - delta調制器和高階sigma - delta調制器的原理;給出解決高階單sigma - delta調制器不穩定性的方案,引入級聯結構調制器,特別針對級聯結構調制器中的失配和開關電容積分器的非理想特性進行詳細的討論;本設計的sigma - delta調制器採用2 - 1級聯結構和一位量化器,調制器採用全差分開關電容電路實現;同時對整個調制器的各個塊進行了電路設計,包括跨導放大器、開關電容積分器、量化器、兩相非交疊時鐘等,並利用hspice和spectre工具對這些電路進行;最後,利用matlab軟體和simulink工具對整個級聯調制器進行行為級
  5. In this equipment, a mcu controller is responsible for digital image acquisition, realized stable data transmission between different running frequency units. the whole algorithm is simulated and optimized on dsp evm board and ccs environment, which contribute to a seamless software transplant and hardware structure design

    通過中斷機制,實現數據的可靠傳輸,在dspevm板境下,對演算法程序進行優化和比較,完成演算法,實現軟體無縫移植和硬體的結構化設計。
  6. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡迴路的解析度、采樣約束以及精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等系統各部分硬體電路,驗證了電路的正確性,最後按照系統的要求,採用了美國ni公司專為領域所開發的虛儀器工具? ? labview作為軟體開發工具,利用該圖形化編程語言完成了系統軟體部分的設計,實現了功能。
  7. We investigate finer time scale statistical properties of this traffic, including burstiness, periodicity, and synchronization. utilizing the data gathered by our simulator, we compared the results with our prediction, after that, we investigated the root cause of a specific networking traffic pattern, under various network configuration and policies. the importance of our work is not only analyzing the cause of each traffic pattern, but also providing a beneficial formal method for future research

    在實驗結果的分析過程中,我們根據當前流行的網路拓撲建立了路由境,特別針對lsa的突發性、周期性和同步流量的時域特徵進行了觀察,不僅探究了三種重要lsa流量的發生機理以及這些流量的變化對整體路由效率的影響,比對了我們的預與最終的實驗結果,深入研究了統計圖表裡各種異常情況的成因和路由協議採用不同演算法和策略以後對整體路由境的影響。
  8. In this article, after point out the basic concept of the dve and the space and time consistency, the research and the performance space and time consistency significance, the artical carries on the introduction and the comparison connected to the domestic and foreign at present the research present situation. in this foundation, the author study related technology about how guarantees the space and time consistency, the unification management of overcoming the space and time inconsistency, first guaranteed the completeness of the technology ofovercoming the space and time inconsistent. then, through to the introduction and the comparison of the present wan simulation technology, the author establishes the simulated environment oneself, passed through to the independent experiment tests, confirms the simulated environment feasibility, the effectiveness. through moves the example procedure in the simulated environment, displays the space and time inconsistency elimination after adds on the unification management, and produces the empirical result. the article finally carries on the summary of the work which did to the present stage, and forecast the following work research direction

    本文在給出分散式虛境和時空一致性的基本概念,研究表現時空一致性的意義之後,對國內外目前相關的研究現狀進行介紹和比較。在此基礎上,作者研究了如何保證時空一致性的相關技術,克服時空不一致的統一管理,首先保證了克服時空不一致技術的完備性,進而,通過對目前廣域網技術的介紹和比較,作者建立自己的境,經過獨立實驗,驗證了境的可行性,高效性。通過在境上運行實常式序,表現出時空不一致在加上統一管理后消除,得出實驗結果。
  9. Our main products are environmental chambers, on - line reliability evaluation system, burn - in system and lcd processing equipment

    經銷產品主要包括各種驗設備、在線快速可靠性評估系統、半導體老化篩選設備、液晶熱處理設備。
  10. The terrain effect force wind ' s speed reducing and wind ' s direction turning to left with contrasting the experiments of numerical simulation the text analyses the structure and microcosmic character of sea wind in zhoushan maritime space and consanguineous connection between sea wind and action of dynamical and thermodynamic. the task gets the result of case a by using t213 datum of weather center and contrasts it with the actual sea wind. the task establish a foundation in order to use this mode in the environmental forecasting

    通過數值對比驗,分析了舟山海域海面風的結構和微觀特徵,以及海面風與動力作用(復雜地形)和熱力作用(海陸熱力差異)之間的密切關系。進一步利用國家氣象中心提供的t213高解析度預報場檢驗海面風風場的數值預報效果,最後將其結果與實際觀作比較,為將該式投入境(海流,海浪,風暴潮等)動力預報奠定基礎。
  11. The writer bases her research work on the most popular grid middleware globus toolkit, and takes grid platform of fault - handling of electric power as the application background, and her work includes : ( 1 ) researching into grounded theories of grid and key technologies of grid information service, and analyzing thoroughly the bottom implementation mechanism and related function interfaces of mds in gt3. 2 ; ( 2 ) analyzing the shortage of traditional fault - handling system of electric power, and putting forward the necessity of importing grid technology into this application domain ; ( 3 ) doing a thorough application analysis for the grid platform of fault - handling of electric power, and bringing up the architecture based on globus toolkit for this application domain, and then locating focus on the information service, finally designing and implementing the service information management module ; ( 4 ) successfully installing, configuring and testing gt3. 2 under the linux operation system, and establishing a simple virtual organization as a simulative grid environment ; ( 5 ) designing testing instances fit for the simulative grid environment, and developing grid services for testing related functions ; ( 6 ) summarizing the writer ' s research work, looking forward to the developing directions, and settling the base of succeeding work

    本文的研究工作圍繞網格信息服務展開。作者以現有主流網格中間件globustoolkit為基礎平臺,以電力故障處理網格平臺作為應用背景,進行了以下研究工作: ( 1 )對網格基礎理論和網格信息服務的關鍵技術進行了研究,並深入分析了gt3 . 2中mds的底層實現機制和相關功能介面; ( 2 )分析了傳統電力故障處理系統的不足之處,提出在該領域引入網格技術的必要性; ( 3 )對電力故障處理網格平臺展開應用分析,針對該領域提出了基於globustoolkit的總體架構,然後將重點定位到信息服務上,設計並實現了系統的服務信息管理塊; ( 4 )完成linux平臺下gt3 . 2的安裝、配置和工作,並構建了一個簡單虛組織作為網格境; ( 5 )針對境設計實例,編寫網格服務對相關功能進行了; ( 6 )總結作者的研究工作,展望下一階段的發展方向,為后續工作奠定了基礎。
  12. Furthermore, the dissertation discussed the technologies of automatic code generation based on the integrated platform and gived the validated and evaluated methods of the codes

    而且,基於此平臺還研究了自動代碼生成、驗證與評估、閉等相關技術。
  13. 1 the combination of a test mix, a load profile, and a simulated environment for a load or a stress test

    ( 1 )組合、負載配置文件和用於負載或壓力境的組合。
  14. In this dissertation, rainfall infiltration, runoff, and soil water redistribution on a hillslope were studied by simulated rainfall experiments, and soil water cycling was investigated by site observation and soil sampling methods. moreover, the reasons for the desiccation of deep soil layer were analyzed, and its assessment indexes and standards were presented. the main results are as follows : ( 1 ) rainfall infiltration into a planar hillslope with a homogeneous isotropic soil could be simply regarded as one - dimensional infiltration process, if soil erosion was prevented

    針對當前該區植被恢復重建中存在的科學問題,以植被建設的關鍵性限制因素?土壤水分為出發點,通過室內外降雨驗,研究了坡地降雨入滲、產流及土壤水分再分佈規律,同時採用定位觀和采樣分析相結合的方法,分析了坡地土壤水分的循與轉化特徵,並初步建立了深層土壤乾燥化程度的評價標準,取得的主要結論如下: ( 1 )在防止土壤侵蝕的條件下,均質坡地的降雨入滲過程可以簡化為一維。
  15. Analog loop back is a common test for locating transmission problems in data transmission systems

    數據傳輸系統中,回是一種常用的本地傳輸狀況的方法。
  16. New breakthroughs are obtained in manufacturing large - scale ultrahigh pressure container, design of ultrahigh hydraulic pressure system, design of multi - media large delay nonlinear control system, detecting state of device tested under simulation environment, modeling of in - well environment of oil field

    並在大型超高壓容器製造、超高壓液壓系統的設計、多介質大延時非線性控制系統設計、境中驗設備工作狀態的檢、油井井下境的建等方面取得了新的突破。
  17. J2me is imported in the paper, and the support of http in j2me is applied. programed by j2me, tested on the simulation environment provided by midp ( mobile information device profile ), the communication between the mobile facility and the crm system is realized

    服裝外貿企業crm應用u干究本文引入jzme技術,應用jzme對http的支持,用jzme編程,在m工dp ( mobileinformationdeviceprofile )提供的jzme應用程序的境上進行運行,實現了移動設備與crm系統的交互。
  18. Our work is only an attempt about the study on the application of piv techniques and numerical simulation in the dense gas solid flow of the circulating fluidized beds. the results show that the accuracy and efficiency of the piv techniques and numerical simulation method on the test and prediction of the hydrodynamics of the gas solid in circulating fluidized beds riser

    本文的研究工作是對piv技術應用於循流化床內氣固多相流動特性和數值的嘗,所取得的結果表明piv技術和數值驗方法在和預氣固多相流動特性方面的準確性和有效性。
  19. Based on five years regional water - salt monitoring data and related hydrological and weather information in the smaller scale experiment zone ( shahaoqu ), the regional water - soil ( salt ) environment regime including grounder water table depth, water quality, superficial layer ( 0 - 40cm ) and middle layer ( 40 - 70cm ) soil moisture and saline concentration are simulated, tested and predicted using bp model. at the same time, the rbf model is be used to calibrate the results of bp

    以一個小尺度驗區的多年區域水鹽監資料及水文氣象資料為建依據,對區非凍期(作物生長期)的地下水位、地下水質、土壤水鹽( o - 40cm , 40 - 70cm )的水-土(鹽)境狀況進行了較為深入全面的,並進行了rbf型預結果的對比。
  20. An fpga test board which can communicate with a computer through intel 8251a and the supported software are designed, so that the work of fpga can be monitored on computer terminals

    建立境,並設計了一塊基於串口的fpga板以及支撐軟體,從而實現從計算機的終端觀察fpga的運行狀況。
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