最後參數 的英文怎麼說

中文拼音 [zuìhòushēnshǔ]
最後參數 英文
outcome parameter
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : 參構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • 最後 : last; final; ultimate
  1. And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the

    研究中首次提出了運用高精度gps動態據採集儀對雙車道公路上的超車行為進行觀測,設計了根據駕駛員感受度來衡量超車過程的實驗方案,並通過據處理得到了超車過程中兩個重要的可接受間隙-可超車車頭時距和可回車車頭時距的臨界間隙值,為定性和定量分析雙車道公路通行能力提供有力的據支持;同時,還提出了觀測超車率的實驗方法以及測量加速度干擾的實驗方案,統一了計算加速度干擾的時間統計間隔,為雙車道公路的服務水平量化研究奠定基礎;還簡單介紹了駕駛員問卷調查法和模擬程序中模型標定和驗證的據採集方法。
  2. The main contributions are as follows : ( 1 ) de ( differential evolution ) algorithm is proposed to invert the ocean acoustic parameters in shallow water in order to get faster and more accurate results than ga ( genetic algorithm ) and sa ( simulated annealing algorithm ). also a posteriori probability analysis method is applied to evaluate the uncertainty of inversion results. ( 2 ) maximum likelihood objective functions for broadband mfi are derived according to different conditions

    ( 2 )根據不同的前提條件,採用似然比的方法推導了寬帶匹配場反演的大似然目標函;深入地研究了寬帶匹配場處理中的相干與非相干問題;在分析反演的敏感性之,提出了淺海環境寬帶匹配場反演的多步優化策略,並與全反演方法進行了性能上的模擬比較。
  3. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中性點理論,從等效均化的角度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的考意義;在值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:,論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。
  4. Powerformer have some changes in constract with the conventional generator , subsequently it also have some new problems in order to have an economical , efficient , credible development and application the structure and the philosophy of electromagnetism of powerformer will be on speaking terms changes electrical design , magnetism design , thermal design and structural design are have some new changes above all , the electromagnetism parameter and the harmonic magnetomotive force of powerformer are studied in this paper first , it mainly utilizes analytics to deduce formula of slot leakage reactance it considers three instances , including monolayer - slot , multilayer isometric - slot and multilayer anisometric - slot then , the analytics and the fem are utilized to calculate slot leakage reactance of stator winding of prototype of powerformer and compare their results second , the theory of utilitzing fem to calculate the reactance of powerformer is simply introduced , including stable reactance , transient and subtransient reactance specially , the saturated influence of the stable reactance is considered then , the results are analysed final , it mainly introduces the influence of harmonic magnetomotive force of stator winding and analyses the harmonic magnetomotive force of stator winding then , it mainly analyse harmonic magneto - motive force of stator winding through arranging various arrays of stator winding and observe their influence

    基於上述原因,本文對powerformer的電磁以及定子繞組諧波磁勢進行了研究。首先是用解析法推導出powerformer定子繞組槽漏抗的計算公式,考慮了單層圓形半閉口槽、多層等半徑圓形半閉口槽和多層不等半徑圓形半閉口槽三種情況,並對powerformer樣機的定子繞組槽漏抗用解析法和有限元法進行了計算,並比較其結果;其次,簡要介紹了有限元法計算powerformer電抗的原理,包括穩態電抗、瞬態電抗和超瞬態電抗,對穩態電抗考慮飽和影響,對結果進行分析;,介紹定子繞組諧波磁勢對電機運行性能的影響並對定子繞組諧波磁勢進行了分析。然通過對定子繞組進行不同排列來分析定子繞組諧波磁勢,看看繞組排列對諧波磁勢的影響。
  5. By using the processing method of sliding time window, the problem of the periodicity range ambiguity is solved. meanwhile, the problem of range ambiguity which is produced because the range of target is biger than the maximum range of radar is also solved by using this method. then, the pulse width parameter which is the most important in the parameters of fmicw is analyzed. the stricter restrict is given to ensure the range spectrum has only one beat frequency after signal processing. at last this thesis introduces the different signal processing methods of fmpcw and fmicw

    同時利用該方法解決了fmpcw信號的由於目標距離超過雷達的大單值測距范圍而引起的距離模糊問題。然對fmicw波形為重要的脈沖寬度進行了分析,給出了更為嚴格的約束條件,保證了信號處理后距離譜峰值的唯一性。,分別介紹了fmpcw和fmicw信號的不同處理方式,並對兩者不同的時域濾波性能進行了比較,並對二者的差異進行了分析。
  6. Sxm11p straight line beveling machine is the latest develop new style of beveling machine from suntech. it specialty adopt beveling wheel, it can whole progress and can lifting intergrally, it compare to traditional front beam or back beam s lifting, it have more pithiness structure. more better stability, higher grinding precision s characteristic. at present this technique was apply country patent. this machine have high automatizationg, set the grinding paramenter into the interface of the human - machine, the machine can automatic to adjust, realize the glass fine grinding, polishing can be automatic processing in one time

    Sxm11p直線斜邊機是億海公司新開發研製的新型直線斜邊機,它的特點是採用了斜邊磨頭,即可整體進給,又可整體升降的新技術,與傳統的前梁或梁升降技術相比,具有結構更簡單,穩定性更好,磨削精度更高的特點,目前該技術已申請國家專利,該機自動化程度高,只要在人機界面上設定有關的磨削,機器便可自動進行調整,實現對玻璃精磨拋光等的一次性自動加工。
  7. Its biquadratic finite element approximation is considered and under the appropriately graded meshes, quasi - optimal order error estimates in the - weighted h ^ 1 - norm, up to a logarithmic factor in the singular perturbation parameter, are proved

    ,考慮此方程在分層網格剖分上的雙二次有限元逼近,在-加權h ^ 1 -模意義下得到了至多相差一個關于攝動因子的擬優階收斂的誤差估計。
  8. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環字控制;利用v f變換和復合鍵控方法實現了系統轉速等字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,在混合式旋轉步進電動機上進行了全面測試。
  9. In the study of the lumber carrier, one of the very important problem is the in spot and ultimate station due to flooding which will bring tremendous threat to the ship because of the few holds in order to study the lumber carrier buoyancy, stability and longitudinal strength under the condition of flooding, the paper adopt fundamental ship principle and iterative and accumulative concept on the basis of insumersibility theory to detailedly calculate the flooding speed flooding amount front draft after draft stability and longitudinal strength considering the ship " s sinking and inclination which will change the center of gravity and the loading station both in hold and on deck and the effect of flooding and lumber amount in holdo in the last, the paper introduces an example of the actual ship named " fei yun ling " and makes a contrast between not taking measure and taking measure which draws a reasonable conclusion and comes up to some advice the method avoids the cockamamie calculating while insures enough precision the paper draws a conclusion that not all the lumber carrier will submerge when suffering the damaged flooding if the loading or measure is suitable

    為了研究運木船舶在破艙狀態下的浮性、穩性和強度,本文在抗沉性理論的基礎上,運用船舶基本原理,採用了迭代和累計的思想,將船舶的進水過程劃分為很多次進水的積累,詳細計算了運木船在破艙進水的過程中,考慮到各種破艙、船舶本身的下沉、艙室內木材、甲板貨的裝載情況和在進水過程中船舶本身的傾斜對進水重心的影響,以及艙室內的進水量和木材對破口處進水速度的影響,船舶總的進水速度、進水量、首尾吃水、穩性的實時狀態和終船舶的總縱強度,給出了計算實例,並進行了在採取用泵抽水前浮態的對比,得出了該船舶在艙室內的貨物積載量達到某個值時可以保證船舶在破艙進水時不會沉沒,或者在當開口小於某值時,採取適當的措施后,可以使船舶避免沉沒。
  10. It is proven that these modified dual algorithms still have the same convergence results as those of the conceptional dual algorithms in chapter 2 and chapter 3. secondly, a dual algorithm is constructed for general constrained nonlinear programming problems and the local convergence theorem is established accordingly. the condition number of modified lagrange function ' s hessian is estimated, which also depends on the penalty parameter

    證明這些修正的對偶演算法仍具有同前兩章的概念性對偶演算法相同的收斂性結果,我們還進一步構造了一般約束非線性規劃問題的對偶演算法,建立了相應的局部收斂理論,估計了修正lagrange函的hesse陣的條件,它同樣依賴于罰
  11. Further more, this algorithm also provides the criterion distinguishing edge inflexion and sleek curve section and the method computing inaccurately curvature radius and approximate perimeter. the paper also introduces the use method with cell edge hollow repairing and overlap or conglutination cell segmentation. for example, this algorithm has proved high - speed and has a good effect of cell segmentation on more than twenty groups of conglutinate and absent cells which are gathered from three kinds of cells

    同時給出了利用這些判別邊界角點,邊界光滑段的判據,以及估算曲率半徑,等效周長的方法;,以細胞邊界凹陷的修補和重疊細胞粘連的分割為例驗證了演算法的可行性,該演算法在採集到的30餘組粘連和缺損細胞上進行了驗證,結果表明,該演算法處理速度快,分割效果良好。
  12. Another direct take market as beginning point move to corporation, under this case, it, basing on the analysis on the optima ] number of business partners, argue that the forming of vc is the sharing result of transaction cost and incentive of non - contractible investment. at the last, base on the analysis mentioned above, and combining with the cases about clothing enterprise in wenzhou city of zhejiang province, it make suggestions to sems on what is the key factor to set up vc

    另?個方向是以市場為起點,向企業方向發展,從這個角度本義以企業合作的佳合作量為研究對象,通過分析企業間協調成一本的以及加虛擬企業的激勵因索,提出虛擬企業的形成是交易成本和對商業夥伴的非和約投資進行激勵兩種因素共同作用的結果。,本文價:前} fll章節的從礎卜,結合筆一者在溫州對企業調研的案例,對中小企業運用虛擬企業這種組織形式提出建議。
  13. Based on our theoretical predictions, we find optimal splicing parameters on fsm - 30s fiber splicer for low loss joints between erbium doped fiber and other single mode fibers. we also experimentally demonstrate a novel three - stage erbium - doped fiber amplifier with high gain, low noise figure, and high output power. finally, a prototype of a gain - clamped fiber amplifier is obtained with high gain ( 26 db ), low noise figure ( 5. 3 db ), high output power ( 17 dbm ), and large bandwidth ( 31 nm )

    文章研究了摻鉺光纖( edf )與其他光纖低損耗焊接問題,得到光纖熔接機低損耗熔接的,這對摻鉺光纖放大器的科研生產具有一定的指導意義;研究了新型的三段級聯泵浦優配的摻鉺光纖放大器的優化光路結構,得到高增益,低噪聲,大輸出功率的摻鉺光纖放大器;研製成功高增益( 26db ) ,低噪聲( 5 . 3db ) ,大輸出功率( 17dbm ) ,寬帶( 31nm )增益箝制摻鉺光纖放大器樣機。
  14. In chapter 2, an accurate modified reynolds equation is derived. the modified reynolds equation is solved numerically with the finite different method, the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the rectangular screw are obtained. at last, using numeral methods and coordinate graphs, the influences of rectangular screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed

    第二章,首先推導了非牛頓流體的變形雷諾方程,化簡了雷諾方程,得出了矩形螺紋下有限差分方程;還推出了矩形螺紋作用下軸向摩擦牽引力、粘液膜厚度、粘液膜承載能力、周向摩擦阻力無量綱表達式,值計算方法求解,通過坐標圖分析了矩形螺紋對軸向摩擦牽引力、小粘液膜厚度、粘液膜承載能力、周向摩擦阻力的影響。
  15. In this paper , an optimal search strategy by dividing the whole surveillance area into regions is presented so that the optimal search can be adaptively implemented in phased array radar. firstly , the inherent relationship among average discovering time , radar resources consumption , search frame period and target distribution density is studied. secondly , parameters for the region search are optimized to achieve the optimal search performance inside regions. then , the optimal search frame period for each region is derived to minimize the average discovering time of targets , where the constraint of radar time resource and the importance of each region are taken into account. finally , the adaptability of this search strategy is discussed. only if the optimal parameters for each region are utilized and the beams are scheduled according to the optimal frame period under the radar time constraint , the optimal distribution and the optimal scanning sequence of beams can be implemented adaptively. thus , optimal search is adaptively implemented in the whole surveillance area

    本文提出一種分區搜索演算法,實現了相控陣雷達的自適應優搜索.首先,研究了各區域平均發現一個目標消耗的雷達資源和目標被發現的平均時間同搜索幀周期以及目標強度的關系;然,研究了在各區域採用兩步搜索演算法的設計,實現了局部區域的優搜索;其次,在雷達時間資源有限和區域重要性加權的約束條件下,導出了使目標被發現的平均時間小的區域優幀周期;,討論了分區搜索演算法的自適應性.只要採用各區域的,按優幀周期調度雷達波束,就可以自適應地實現使目標被發現的平均時間短的波束的優分佈和掃描順序,即自適應優搜索
  16. In chapter 4, the modified reynolds equation is solved numerically with the finite different method, and the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the serrate screw are obtained. at last, using numeral methods and coordinate graphs, the influences of serrate screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed

    第四章,首先求出鋸齒形螺紋下值計算所需的有限差分方程,再推出了鋸齒形螺紋作用下軸向摩擦牽引力、粘液膜厚度、粘液膜承載能力、周向摩擦阻力無量綱表達式,值計算方法求解,通過坐標圖分析了鋸齒形螺紋對軸向摩擦牽引力、小粘液膜厚度、粘液膜承載能力、周向摩擦阻力的影響。
  17. To creat the parametric model of wheel, and then to use ansys to optimize it. the result shows the weight of the wheel is reduced remarkably and the maximal stress in wheel approaches its breaking point and its distributing is more rational

    化構建車輪模型,利用ansys的優化模塊對其進行優化,優化結果表明,車輪的重量有了顯著的減少,車輪的大應力接近材料的許用應力,且分佈更合理。
  18. At last considering the flow pulsation as objective function, optimization of the parameters of the gear using ga method is brought forward and an optimum model is presented to achieve the optimal parameters of the gear that make the flow pulsation lowest

    以流量脈動為目標函,採用遺傳演算法對齒輪泵結構進行了優化設計,建立了齒輪泵優化學模型,給出了使輸出流量脈動小的齒輪泵
  19. So that combine the genetic algorithms and neural network to complete the production of the system model of high - speed bidding. based on the reasonable model - building, use software " matlab " to get the achievement at the beginning. and take a lot of figures from project experiment as the sample to practice on the net, at the same time lots of experiments have been done to test them

    將經過0 - 1字化處理的訓練集樣本送入網路,利用bp演算法訓練網路得出m組權值;之採用實編碼,將神經網路的權重作為ga的染色體,生成基因群體,再使用遺傳演算法尋優,使解碼得到的組合充分接近組合,在此基礎上再用bp演算法對它們進行細調,從而來實現遺傳演算法和神經網路的結合,完成對投標快速報價系統的建模。
  20. The aim of this research was to study the dynamics characteristics of the mechanism with planetary elliptic gears, establish the optimized models and obtain the optimal parameters of this type mechanism. the contents and results of the research were listed as follows

    本文的研究目的是以橢圓齒輪行星輪系分插機構為主要研究對象,分析其動力學特性,建立動力學模型並驗證,建立動力學優化模型並找出
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