模擬減法 的英文怎麼說

中文拼音 [jiǎn]
模擬減法 英文
analog subtraction
  • : 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 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  1. Abstract : propagation characteristics of r wave in a pavement structures are analysed in this paper. based on the propagation characteristics of r wave, the horizontal propagation wave is simulated by using r wave, the vertical propagation wave is also simulated by using body wave in calculating dynamic response of pavement structures. the availability and accuracy of dispersion curves measured by sasw in pavement structures is analysed by using the presented method used to calculate dynamic response

    文摘:利用有限單元分析了道路結構的r面波傳播特性:在深度方向上衰較慢,傳播較深,波動性大.提出了在道路結構動力響應計算中,利用面波來水平向傳播波,利用體波來豎直向傳播波.通過算例來驗證該方的可靠性和精確性,並利用這一動力響應計算方分析了道路結構表面波測試中所獲彌散曲線的可靠性
  2. On the basis of expound the theory of building exterior - protected construction energy consumption and the gene of influence the building energy, set up mathematics model, this article discuss the mechanism of dispelling the heat of the buildings " thermal bridge and the complication that influence it, and then synthetic analysis and calculate the influence range of building thermal bridge in exterior - protected construction column thermal bridge to the building outer wall get the conclusion that when the construction column can satisfy the building stress - area, in bulgy construction column dispel less heating than out bulgy construction column. but if the pole stuck out more than 100mm, in bulgy or out bulgy make no difference

    本文在闡述建築圍護結構耗熱原理以及影響建築能耗因子的基礎上,採用數值,探討了建築熱橋傳熱的基本機理和影響建築熱橋傳熱的因素,進而對建築熱橋在圍護結構傳熱中的影響范圍進行了綜合分析和計算,研究了構造柱熱橋型式對建築外墻能耗的影響,得出了構造柱在滿足建築受力面積要求的情況下,內凸構造柱較外凸構造柱略能少散熱量的結論,但是凸出過大( 100mm )無論內凸還是外凸對建築耗熱都沒有大的差別。
  3. Through matlab simulations, this improved algorithm can not only achieve the same resolution ability as the conventional music algorithm in ideal conditions, but also acquire the resolution ability and estimation precision that music algorithm can ’ t obtain in the nonideal condition of so - called signal eigenvalue leakage

    通過matlab,該改進方不僅可以在理想情況下取得和傳統music演算一樣的分辨力,而且在所謂的信號特徵值泄露的非理想情況下可以取得傳統music演算不能達到的分辨力和估計精度,同時一定程度上小了運算量。
  4. 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「改進譜相語音增強」參數設定單一、環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」結合的「糊譜相語音增強」 ;針對語音信號端點檢測困難的特點,通過matlab試驗,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測編碼倒譜參數和差分線性預測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。
  5. The strip method was applied to the motion prediction of the monohull. the time range solutions of heave and pitch were obtained in the condition of head sea to provide the primary data on panoramic simulation

    本文利用切片對0371g艇加裝縱向組合搖附體前後的運動進行預報,取得了迎浪狀態下升沉和縱搖的時歷解,為視景提供原始數據。
  6. The first one : fitting together ultimate values of every dimensions in one dimension - chain one by one, educing many equations by itself, calculating results, and comparing these results of close dimension to find maximal and minimal values. the second one : projecting all dimensions on two preestablished axis, then providing the solutions to analyze whether every projected dimensions is increscent or decreasing, and synthesize the effect of every projected dimensions to close dimension, educing many equations by itself, at last calculating the result of close dimension. the third one : according to monte carlo analysis, getting every dimensions " values from every dimensions " tolerances at random time after time, simulating the actual circumstances of mass production using these dimensions, and calculating reasonable results of close dimension economically

    鑒于這類系統在各大中小型企業的廣泛應用與相對滯后的研究水平,本文提出了三種新的能切實地解決目前尺寸鏈計算機輔助分析解算中存在的各種難題的設計方案,第一種方案將尺寸鏈中各組成環能取的極值組合起來,自動列方程組,求解每個組合情況下的封閉環尺寸,最後比較這些結果,得出封閉環的最大最小值;第二種方案將尺寸鏈各組成環向預先設定好的兩個方向投影,之後再分析各尺寸環投影分量的增性,並且提供了組成環兩個方向上的投影分量增性不一的復雜情況下的解決辦,綜合組成環各投影分量的增性,然後自動列出方程組,最後根據各組成環的投影分量以及所列的方程組來確定尺寸鏈封閉環的尺寸;第三種方案以蒙特卡洛為原理,在尺寸鏈各組成環的取值范圍內使用計算機產生大量隨機數,實際大批量生產中的零件尺寸分佈情況,以更經濟更合理的方式分析、計算封閉環尺寸。
  7. Abstract : in fourier transform profilometry, because of the nonlinear relationship between the irradiant incident upon a ccd dete ctor andthe voltage it outputs, it will cause phase evaluation errors. here, we ex plain the errorsource by theoretical deducing, then make a simulation. at last, a method to decrease thiserror is put forward

    文摘:在傅里葉變換輪廓術中,由於ccd探測器光電響應的非線性,將在測量中引入高次項,從而對相位的求解造成較大誤差,通過理論的推導定性地解釋了誤差的來由,並用計算機進行了計算,最後提出了小誤差的方
  8. On the basis of optoelectronic dynamics and nucleation and growth model, we simulated photosensitive process by the following steps : the creation of optoelectrons, carriers " transmission and decay, until the formation of latent image. in our simulation code, monte carlo method was adopted in order to simplify the algorithm

    本工作以光電子動力學理論為依據,利用成核生長( nucleation & growth )理論型,並在此基礎上採用montecarlo方了光電子的產生、遷移、衰、直到形成潛影中心為止的感光過程。
  9. Compared with straight ray tracing, inversion of bending ray tracing is better when data of test are accurate. on the other hand, natural weight is introduced and numerical simulations and experiments of wlm on inversion of velocity and attenuation are also made, which show that wlm, with resistance of noises and convergence of iteration, may get good re - construction images

    本文引入了物理意義明確的自然權,對基於自然權的加權阻尼最小二乘反演演算( wlm )在速度反演、衰反演中進行了數值和試驗研究,結果表明wlm均能獲得良好的重建圖像,迭代收斂,抗噪能力強。
  10. Based on the model of resource survey spaceborne laser altimeter, the noncooperative regulable attenuation module, including angular measure setting, beam splitter, energy meter, attenuator and simulant target, was designed and founded

    結合激光高度計原理樣機,設計並建立了非合作目標可調衰塊,該塊包括角度測量裝置、分束片、能量計、衰器以及目標物。
  11. Through comparing and analyzing of bearing capacity, development of crack and strain of reinforced, the results show that the load - deflection plots f or specimens from the finite element analysis agree well with the experimental data, and choosing the rightful stress - strain relationship, utilizing ansys program, the test process can be well simulated. at the same time, making used of the program, the traditional shear wall is analyzed. it shows that comparing with the traditional shear wall, the hollow shear wall ' s cracking load drop 16 %, yield load and failure load drop 13 %, stiffness drop 13 % ~ 22 %

    其次在試驗的基礎上,將試驗手段、有限元數值和理論分析結合起來,利用有限元程序ansys對其中的兩片墻板進行非線性有限元分析,並對前後的承載性能,裂縫發展、鋼筋應變進行了比較和分析,結果表明有限元節點型分析的荷載-位移曲線和試驗測得數據符合良好,選用合理的材料本構型,利用ansys可以較好的試驗過程;同時利用有限元型對比分析了普通剪力墻和空心剪力墻,空心剪力墻與普通剪力墻對比,其開裂荷載下降16 ,屈服荷載、極限荷載下降13 ,剛度下降13 22 ,開裂至屈服、屈服至極限荷載階段的剛度衰規律與普通剪力墻基本一致,空心剪力墻的後期剛度比較穩定。
  12. The research paper is based on the the latest softwares of the managing inventory, its research subject is about simulating the most appropriate inventory quantity and ordering quantity by statisticing the probability of the random require quantity. its purpose is to provide the relied basement for determining the most appropriate inventory quantity and ordering quantity, the deterring policy quality will be raised, so the damage caused by unfit inventory quantity and the benefit of the entrerpreneur will be raised. the research method is by building the inventory management information system, the system includes automated management of parts entering and going out the datasbase. requesting the records of parts entering and going out the datasbase and displaying the sygonal when the inventory quantity is short out. computer calculating the fix period remaining, requesting remaining at any time and displaying if goods need ordering, all the partsof certain a product going out of basement and at the same time checking if the storaging quantity is enough. then simulating the most appropriate inventory quantity and ordering quantity simulating method is as follows : statisticing the random required quantity. calculating the probability, standing for the values with data range producing random data by function accordingly calculating the random required quantity. thenext step is simulating all the projects after pressing in the simulating conditions. finally selecting the best

    本文通過分析國內外關于庫存管理軟體的發展情況,提出在線統計貨物出庫情況的基礎上利用確定最優存儲方案,其目的是為制定合理的貨物安全庫存量和訂貨量提供可靠的依據,提高企業管理人員的決策質量,從而小資金的佔用和缺貨損失,提高企業的經濟效益。通過研製庫存管理信息系統使庫存信息管理自動化,也就是實現貨物入出庫管理計算機管理、自動查詢貨物入出庫情況並在缺貨時給予提示、使用計算機貨物余額定期結算、貨物余額實時查詢並顯示是否需要訂貨、裝配出庫管理使得只要輸入需要裝配產品代號和數量,組成它的所有零件就會自動檢庫和出庫。然後對安全庫存量和訂貨量進行是首先自動統計貨物在過去某一段時間內的需求量,計算出概率,用隨機數的范圍表示其概率數值的大小,利用隨機函數產生隨機數、從而間接的產生隨機需求量,給定天數和其他條件各種方案,從眾多的存儲方案中找出最優存儲方案。
  13. At last, simulating the start - up, accelerating, constant speed and decelerating conditions of city bus, by using simulation method studying energy - saving characteristics under the condition of constant torque, power and rotational speed controlling brake

    最後,城市公交車啟動、加速、勻速和速工況,應用計算機研究了恆扭矩控制制動、恆功率控制制動和轉速控制制動條件下的節能特性。
  14. The method of numerical simulation may used to improve the design of intake port, reduce the design time and design expense. at the same time, this article has the important science meaning and engineering application value

    數值可用來改進實際發動機進氣道的設計,從而節省設計時間和少設計費用,具有重要的學術意義和工程應用價值。
  15. In particular, the cfar detection under nonhomogeneous backgrounds are summarized and analyzed in some details. using the numerical performance simulation results, the performance of mean level ( ml ), order statistic ( os ) and trimmed mean ( tm ) type cfar detectors are analyzed and compared in varies conditions. for the proportion of practical application and further development of radar cfar techniques, we have summarized the performance characteristics of these detectors

    主要工作概括起來有以下幾個方面: ( 1 )對現有雷達cfar檢測技術,特別是非均勻環境下的cfar檢測技術進行全面的總結與分析,利用數值分析與性能,從不同的角度對各種均值( ml )類、統計排序( os )類和削平均( tm )類cfar檢測器進行理論分析和性能比較,並總結各種檢測器的規律與特點,為今後的實際應用和研究新的cfar檢測技術提供準備。
  16. Based on this simulation method, the following novel designs are developed : 1, the two - stigma design, which can reduce the aberrations and improve the imaging of the grating ; 2, the flat - field design, which can omit the output waveguides and make an edg easier tc fabricate ; 3, the passband flattening design, which can relax the requirements on wavelength control for lasers and filters in a wdm system ; 4, the reduced back - reflection design, which guarantees very little reflection light back into the input channel and improves the feature of the return loss

    本論文以用於光通信中的平面集成蝕刻衍射光柵為研究對象,具體的分析了的它的工作原理和設計思想,並給出了設計中的經驗和方。器件設計后需要進行性能計算和小復雜的集成光器件製作試驗,本論文描述了計算蝕刻衍射光柵比較準確的,其結果能夠很好的接近實際情況。基於這樣的計算方,本論文提出了改進蝕刻衍射光柵設計的幾種方: 1
  17. ( 4 ) after the rationality of numerical simulation has been testified, going along a series of numerical simulation and performance research. firstly, the thermal superposition principle, based on adiabatic heat transfer coefficient and superposition kernel function, is put forward for the research of discrete heat sources ’ temperature field and thermal conjunction effects secondly, decreasing thermal spreading resistance is good for improving the heat transfer performance, and several methods are discussed

    第一、在熱疊加原則理論基礎上,利用數值研究了固態組件的溫度場和多個分散熱源在熱擴展體上的熱耦合效應,而且證明了強迫對流情況下熱疊加原理形成的溫度場和系統時的溫度場計算結果非常吻合;第二、針對固態組件里集中熱源的特點,對擴展熱阻進行了研究,從理論上探討了小擴展熱阻改善散熱性能的方
  18. According to the research development of flow - induced gate vibration in recent years, the paper presents a retrospect and a summary on the relationship between hydrodynamic loads and gate vibration characteristics, the hydrodynamic load characteristics and controlling means, the optimum design methods for gate anti - vibration, the dynamic stability analysis of the radial gate ' s arm, the methods to simulate the gate ' s hydro - elastic vibration, as well as the simulation analysis of flow - induced gate vibration

    摘要從水動力荷載與閘門振動特性的關系、水動力荷載作用特點及其控制方、閘門振優化設計方、弧形閘門支臂動力穩定性分析、閘門水彈性振動以及閘門流激振動分析等方面,對水工閘門流激振動的研究進行了回顧。
  19. In addition, the development of rolling analog table for performance test of the tank model is expatiated. according to the lagrange dynamics equation of motion, a mathematical model of the ship - controlled passive anti - rolling tank system is developed

    論文介紹了搖水艙的分類和特點,總結了搖水艙國內外發展和研究現狀,及用於水艙型性能試驗搖擺臺的發展及
  20. By using bpm, the problem is reduced from a second - order boundary value problem requiring iteration or eigenvalue analysis to a first - order initial - value problem that can be solved by simple " integration " along the propagation direction

    和其他相比, bpm將二階邊值問題簡化為一階初值問題,小了計算的復雜性,縮短了計算時間,降低了對計算機硬體的要求。
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