擬曲線 的英文怎麼說

中文拼音 [xiàn]
擬曲線 英文
pseudocurve
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. Kinematics of the axial piston pump with swash plate yoke ' s angle were analysed. there was a lot of analysis about relative movement between piston and cylinder block, between piston and swash plate, between slipper and swash plate. at same time, the movement simulation curves were given

    對軸向柱塞泵進行運動學分析,重點是對柱塞與缸體之間,柱塞與斜盤之間以及滑靴與斜盤之間的相對運動進行分析,並且分別給出了模擬曲線; 2
  2. After analyzing the switching characteristic of mosfet, the object function of optimizing curve of the output capacitance coss is confirmed according to the switching loss caused by output capacitance coss, then the optimized curve of the output capacitance coss is ascertained by applying zoutendijk to seek the optimized value with constraint ; the simulation of switching circuitry and dc - dc circuitry is tested at different frequency in pspice, then the least square method is adopted to fit simulation curves to calculate corresponding energy data

    在電子路模軟體pspice中進行了mosfet開關電路以及典型dc dc轉換路模測試,針對不同頻段的測試結果,採用最小二乘合法對模擬曲線進行合,計算出相應的能量數據,最後綜合模結果確定出減小器件開關損耗,提高dc0c轉換路效率的器件輸出電容cob優化
  3. This display system can show the real time flying status parameter, the flight simulation curves, and the flight attitude using the three dimensional animation

    實時顯示飛行狀態參數,飛行模擬曲線,並採用三維動畫實時顯示飛機狀態。
  4. This paper employs the dynamic - static force principle to simplify the mathematical models, and employs the virtual - displacement principle and adopts the sor digital algorism to extract the dynamical performances. the solutions extracted is coincidental with the practical situations

    本論文應用了達朗貝爾原理簡化數學模型,並應用虛位移原理和sor迭代法求解機構的動力特性,求得的模擬曲線與實際情況比較吻合。
  5. In order to geosteering, log - geology model of target formation should be built according to logging data and the interpreting result of wells nearby. geosteering parameters model is created to build simulative curves. compared these curves with logging curves, the position and drilling direction of the bit can be found combined with the concrete geological situation

    要實現地質導向,首先要根據鄰井的測井資料及其解釋結果建立目標層測井地質模式,然後通過建立地質導向參數的預測模型構造相應的模擬曲線,將模擬曲線與實測進行對比,結合具體地質情況,確定鉆頭在目標層中的位置及其鉆進方向,及時調整井眼軌跡,使其始終保持在目標層中物性最好的部位。
  6. This study made a conclusion ? amely in order to realize following the geological target while drilling, on the basis of making a better geological and drilling design for horizontal well, we must make full use of mwd, lwd and integrate logging to carry out lithfacy identifying in real time, the lwd interpretation and formation evaluation, to set up geological model of target formation, to select geosteering marked formation and compare simulative curves with lwd curves f to fix on the drilling direction of bit upper and declination, the position in target oil - gas layer, to revise borehole track in real time, to make it extend in reservoir better interval as possible

    研究認為,在做好水平井地質設計和鉆井設計的基礎上,要實現隨鉆跟蹤地質目標鉆井,必須充分利用隨鉆測量、隨鉆測井和錄井等資料,從實時巖性識別、隨鉆測井解釋和地層評價、目標層地質模型建立、導向標志層的選取及模擬曲線對比等方面入手,確定鉆頭上下傾鉆進方向及在目標層中的位置,以實時調整井眼軌跡,使其盡可能在儲層物性較好的部位延伸。
  7. It contributes to the deeper comprehesion of these probability distributions, affords more detailed theoretical basis for further studying and simulating satellite mobile channels, ? theoretical analyses and discussions of the models which are often used in the study of the propagating characteristics of satallite mobile channels are given ; meantime, some discussions on the work of model simulations are also given, ? incorrect derivation of the equality between c. loo model and corazza model in some other papers is pointed out. via the conception of received power, we derivate that in the rural environments these two models really have the equal relationship by the way of theoretical derivation and simulatant fittings. therefore, it is able to use corazza model in studying the characteristics of satellite mobile channels in the rural environments and able to avoid the iterant work of modeling, in order to enhance the efficiency and accuracy of research work, ? detailed processes of simulating lutz model by using matlab6. 0 _ simulink4. 0 and the results of comparisions are given

    本文包含有以下的主要內容: ?對衛星移動通信通道傳播特性研究中常用的三個概率分佈給出了詳細的推導過程;以便對這幾個在衛星移動通信通道傳播特性的研究中常用的概率分佈函數有更深的理解,對進一步研究衛星移動通信通道傳播特性和對通道的建模提供了更為詳盡的理論基礎; ?對衛星移動通信通道傳播特性的研究中常用的通道模型進行了理論上的分析和討論,並對衛星移動通信通道建模的研究工作提出了一定的看法; ?指出了以前的文獻中關于c . loo模型和corazza模型的等同性的證明錯誤;並從接收信號功率的角度出發,通過理論推導及模擬曲線合重新證明了在鄉村環境下,這兩個模型的確是具有等同性的;從而在對鄉村環境下的衛星移動通信通道傳播特性進行研究時,可以只採用corazza模型來對實際的通道進行建模,這樣可以避免重復的建模工作並提高研究工作的效率和準確性; ?給出了lutz模型在matlab6 . 0 _ simulink4 . 0環境下的軟體模實現的詳細過程和整體模測試的對比結果,保證了該模型在硬體實現時的可靠性和可行性,從而可以將它們應用於指導模型的硬體模實現並可以降低硬體實現時的風險。
  8. The intake lag angle of the engine is optimized, and the dynamic effects of intake pipes and exhaust pipes to the improvement of motorcycle engine is applied to make the engine test performance curve approach the simulation curve

    本文介紹了從進氣晚關角及進排氣的動態效應幾方面著手,不斷改進發動機的配氣相位以及進排氣系統,使發動機的實際性能逐步接近計算機模擬曲線
  9. The author choosed weighting matrix for different sea conditions, designed the controller and the rudder / fin joint control system. finally, the author simulated the controller with matlab. according to the simulation curves and data, we could find that the controller designed using state feedback control theory has nice control performance on rearing and rolling, but the control performance on pitching is not very good

    為不同的海情選取了加權陣,求出控制器,完成了船舶舵鰭聯合控制系統的設計工作最後,用matlab語言對控制器進行模,從模擬曲線和模數據可以看出,使用狀態反饋h ~控制理論設計出來的控制器對艏搖與橫搖有較好的控制效果,而對橫蕩控制效果不理想,基本達到控制目的。
  10. By simulating, this paper compared the effect of capacitor compensation to that of svc compensation, the results showed that capacitor compensation add the voltage flash, and svc was the optimal equipment to restrain the flash. furthermore, the smaller value of ks and tf, the better effect of svc

    通過數值模擬曲線分析,對比了電容補償和靜止無功補償器( svc )補償的效果,得到的結論是電容補償有擴大閃變的影響,而靜止無功補償器( svc )是抑制閃變的最佳裝置,並且調差系數ks和時間常數t _ f越小, svc補償效果越好。
  11. There are some differences between simulation and experiment results in the patterns " distribution scale for there are still some conditions " differences just as characteristics of encapsulated materials and shapes of encapsulated structure

    Led結構的參數變化時,模擬曲線的變化趨勢與實驗情況吻合較好。其中存在的不同和誤差必需根據led管型的真實參數適當調整模參數和條件解決,有待進一步改進。
  12. The errors of the data obtained using the power function model are very small from the test data

    用冪函數模型描述的回歸以及根據試驗參數得到模擬曲線與試驗值比較誤差均較小。
  13. When submarine curves close the water surface, the course is affected by the quasi white noise disturbances. the close water control structure is same with that in deep water. the simulations show that the control effects are close to the ideal situations

    由於在近水面航行時,航向所受到的主要是接近於白噪聲的干擾,所以採用了結構和水下相同的航向自動舵,由模擬曲線可看出控制效果比較理想。
  14. In this thesis, the mathematical model of transitional process is built up during salient - pole synchronous motors ( asynchronous starting based on the state equations under d - q frame, simulation model about asynchronous starting using matlab software is set up. it proves the novel exciting winding control way through analyzing and studying the simulation curves, and provides the best exciting in towards polarity way using " stator - electricity " during salient - pole synchronous motors ( asynchronous starting through analyzing the fault of traditional way to exciting

    通過分析d q軸系下的凸極同步電動機狀態方程,建立了凸極同步電動機異步起動過渡過程的數學模型。利用matlab模軟體建立凸極同步電動機異步起動模模型,通過模擬曲線分析、研究,證明本文提出的新型勵磁繞組控制方法的正確性,並通過分析傳統投勵方法的缺陷,提出了"定子電量法"實現凸極同步電動機最佳順極性投勵的方法。
  15. Considering the shortcomings in the genetic algorithms, some improvements are proposed in order to elucidate its strong optimizing ability, genetic algorithms are used to optimize the pid parameters of ship autopilot. the comparison between the different simulation curves shows the validity of genetic algorithms in looking for the best parameters

    本文首先用遺傳演算法來對船舶航向保持自動舵的pid控制參數進行在優化,通過對用常規工程方法整定的pid控制和用遺傳演算法優化的pid控制的模擬曲線的比較,說明了遺傳演算法強的全局尋優能力。
  16. The simulation results of the attitude motion of the satellite, panels and connect link deployment motion was provided and discussed

    通過模給出了衛星本體姿態運動規律、帆板以及連接架的展開運動的模擬曲線,並對模結果進行了初步分析討論。
  17. Comparing the simulation curves with experiment curves, we found that they are similar. therefore, the dynamic mathematical model of the boiler steam - water system and its corresponding simulation model are valid

    通過模擬曲線與實驗對比可知,模擬曲線與實驗變化趨勢基本一致,說明所建立的船用鍋爐汽水系統數學模型以及基於該模型的模符合實際系統。
  18. Simulator curves and programs will work well in the design of torpedo turbine propulsion system and have important reference value in the design and simulation of whole torpedo

    相信得到的模擬曲線和模程序在魚雷渦輪動力裝置的設計過程中發揮良好的作用,並在未來魚雷總體設計、模中同樣具有重要的參考價值。
  19. The paper describes the path planning in the ocean environment using activity propagation arithmetic based on grid environment presentation, and gives the results of path - planning in the case of no ocean flow

    本文描述了採用基於柵格類環境描述的激活值傳播演算法進行海洋環境下的路徑規劃,並給出了無海流情況下規劃所得路徑的模擬曲線
  20. Finally, comparing the deforming and reversing of the metal diaphragm and the result of simulation with the theory curves and experiment result, we got the correct conclusion. it also supplied an evidence for diaphragm changing

    最後,將膜片的翻轉變形過程模擬曲線、模結果分別與理論、實驗結果進行了比較,驗證了本文正確性,計算結果可以為膜片的設計提供參考。
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