principle of simulation 中文意思是什麼

principle of simulation 解釋
模擬原理
  • principle : n. 1. 原理,原則。2. 主義;政策;〈常 pl. 〉道義;節操。3. 本質,本體,根源;本原,源泉。4. 本性,本能;天然的性能;天賦的才能;動因,素因。5. 【化學】素,要素;精。
  • of : OF =Old French 古法語。
  • simulation : n. 假裝;模擬;裝病,裝瘋;【生物學】擬態,擬色。
  1. 6. the basic principle of turbo equalization is discussed and the siso equalization algorithms based on a posteriori probability and interference cancellation are derived. at last, the simulation results are provided

    6 .論述了turbo均衡的基本原理,推導了基於后驗概率和干擾消除的5150均衡演算法,給出了性能模擬結果。
  2. This paper has emulated the complex process of bioceramic " s degradation by using the computer simulation technique and studying the principle of material " s degradation, and combining the grain growing model with material degradation model

    本文利用計算機模擬技術,在深入研究了生物陶瓷體內降解機理的基礎上,將晶粒長大模型和材料降解模型有機結合,用於模擬生物陶瓷的降解過程。
  3. In chapter 4, the principle drawing of the system is presented after adding a constant - pressure - drop valve. the operating principal of the valve is briefly introduced. the static mathematical model is built up and study is carried out by means of simulation under the circumstance of matlab, then the static working point is obtained

    對定差減壓閥作了簡要的介紹,根據系統工作原理圖建立靜態數學模型進行模擬研究,由模擬結果分析系統靜態工作特性,得到靜態工作點;然後,建立系統動態模型,對其動態特性進行非線性模擬研究,並就環境因素變化對系統工作特性的影響作了詳細分析。
  4. This article firstly describes the structure and operational principle of a flash memory and analyzes the commonly used structures of its peripheral circuits. . . sense amplifier. then emphasizes on illustrating the design of two novel structures of sense amplifier applied in a 3v full - cmos flash memory, and then simulate them using innosis 0. 15um process technology and obtain satisfying simulation results under different conditions

    然後著重論述了兩種應用3v全cmosflashmemory中的全新結構靈敏放大器,並用innosis0 . 15 m工藝,對其進行模擬,得到了不同條件下的模擬結果,結果表明新設計的全新靈敏放大器具有電路結構簡單,讀取速度快等優點,完全能夠滿足flashmemory的要求,達到了預期的目標。
  5. Based on phase - intensity transform principle, the simulation results of seidel aberration and zernike polynomial are provided

    並在此基礎上討論了各類像差對干涉條紋的影響。
  6. Working principle and simulation of variable linear shaker

    變直線振動篩工作原理及模擬
  7. Under the principle, baudrillard proposes the key concepts of simulation and simulacra by the analysis of the phenomena of modern technology

    在這一原則下,鮑德里亞通過對現代技術的分析,提出「模擬」和「虛像」等核心范疇。
  8. In this thesis, one cycle controlled switching power amplifier is analyzed detailed in theory and researched in simulation and experiment. main work and conclusion are described below. first, the basic structure and operational principle of one cycle controlled half - bridge and bridge circuit are analyzed, and control equation are deduced

    主要工作和結論如下:首先,對單周控制的半橋和全橋開關功率放大器的基本結構和工作原理進行了分析,推導了具體的控制方程,建立了單周控制的全橋開關功率放大器的小信號模型。
  9. Abstract : according to the related principle of forming precision andmicrostructure on the condition of deformation and thermodynamic parameters, hot forming process control of large forgings, such as retaining rings and crand - shafts, is investigated by means of computer simulation combined with thermodynamic and micro - simulation in this paper

    文摘:本文採用熱力模擬、微觀模擬和計算機數值模擬相結合的模擬技術,根據變形條件、熱力參數與成形精度和組織結構的相關性原理,以護環、曲軸大鍛件為例,進行了熱成形可控性的研究。
  10. The simulation results are all in accordance with the theory analysis, some even better than the theoretical specification. the basic principle of discrete pulse frequency modulation on step - up dc / dc converter is testified, and this effort accumulates more experience to design

    在完成電路原理分析與電路設計的基礎之上,應用eda軟體hspice對各個子電路模塊和整體電路進行了功能模擬及量化模擬,模擬結果均達到或優于預定指標。
  11. Modewet micro - computer chair, basis on the china traditional principle of massager medicine, combines the modern physical therapy and exert into the modern high science high science and technology. it was successful collected scrolling, kneading, massaging and sstretching backside as a whole, accord with perfect design of body engineering and authentic simulation the tact of professional masseur through exerting more different massage on shouder, backside, waist and leg, accelerate effectively human free venation and nerve, blood circulation to achieve at the best results from curing sickness and prevention health care

    美帝王微電腦按摩椅根據中華傳統按摩醫學原理,融合現代物理療法,運用現代高等技電子技術,成功的將流動、揉捏、推拿舒背式的按摩結合為一體,以符合人體工程學的完善設計,真實的模擬專業按摩師手法,通過對人體肩、背、腰、腳部施予多種按摩,有效促進人體經絡通暢和血液的循環,加快新陳代謝活躍,從而達到保健的最佳效果。
  12. The paper discusses how to reconstruct the 3d model of alimentary canal from many medical tomographic images using the computer 3d visualization technology, explains the work principle of its operation signal gathering devices and feedback force controlling devices, and describes the mass - spring / damper simulation model used in the software emulation

    主要討論了通過計算機三維可視技術,對醫學斷層影像重建得到三維訓練模型;並講解系統外設實現操作量採集和力反饋的工作原理,以及系統模擬軟體採用的質點彈簧阻尼物理模擬模型。
  13. This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller

    本課題在對低壓電力線的傳輸特性和數字調制技術進行分析的基礎上,將通信理論中的直接序列擴頻技術( dsss )用於解決低壓電力線通信的干擾問題,主要研究內容如下: ( 1 )用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析,分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析,驗證dsss技術在本系統中的可行性; ( 2 )由dsss技術對濾波系統的要求,根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路; ( 3 )用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路,構造出低壓電力線載波通信系統,並採用atmel公司的單片機設計了接收和發射電路的微控制器; ( 4 )分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗,並對結果進行分析,驗證了dsss技術對干擾信號的抑制作用。
  14. In the algorithm level, currently various training algorithms of neural networks, including gradient algorithms, intelligent learning algorithms and hybrid algorithms, are comparatively studied ; the optimization principle of bp algorithm for neural networks training is analyzed in detail, and the reasons for serious disadvantages of bp algorithms are found out, moreover, the optimization principle of two kinds of improved bp algorithms is described in a uniform theoretic framework ; and the global optimization algorithms of neural networks, mainly genetic algorithm are expounded in detail, it follows that a improved genetic algorithm is proposed ; finally the training performances of various algorithms are compared based on a simulation experiment on a benchmark problem of neural network learning, furthermore, a viewpoint that genetic algorithm is subject to " curse of dimension " is proposed

    在演算法層,本文對目前用於神經網路訓練的各種演算法,包括梯度演算法、智能學習演算法和混合學習演算法進行了比較研究;對用於神經網路訓練的bp演算法的優化原理進行了詳細的理論分析,找到了bp演算法存在嚴重缺陷的原因,並對其兩類改進演算法-啟發式演算法和二次梯度演算法的優化原理,在統一的框架之下進行了詳盡的理論描述;對神經網路全局優化演算法主要是遺傳演算法進行了詳細的闡述,並在此基礎上,設計了一種性能改進的遺傳演算法;最後基於神經網路學習的benchmark問題對各種演算法在網路訓練中的應用性能進行了模擬研究,並提出了遺傳演算法受困於「維數災難」的觀點。
  15. The principle of the method is illuminated by the numerical simulation of the scattering of caustic region in a two - dimensional concave antenna

    本文通過對二維凹面天線焦散區散射場的數值模擬詳細介紹了這一理論的基本思路。
  16. According to the principle of a new scanning electron microscope and the mechanism of the interaction between electron beam and solid target, the trajectories of an incident electron in a sample are simulated, a simulation program is compiled using the monte carlo method, and the backscattering coefficients corresponding to different parameters of the sem are obtained

    摘要根據新型分析掃描電子顯微鏡的工作原理及載能電子束和固體相互作用原理,利用蒙特卡羅方法模擬入射電子和靶物質的相互作用過程,編制了蒙特卡羅模擬計算程序,獲得了對應不同電鏡工作參數的入射電子背散射率。
  17. Abstract : this paper introduces briefly the control principle of trajactory correction technique and analyzes the structures and application areas of several typical trajectory correction mechanisms such as paddle type ring and d - ring etc. moreover, it makes the aerodynamics simulation and dynamics simulation of trajectory correction mechanism as paddle type damping ring. the simulation result proves the correctness and feasibility of the design

    文摘:簡要介紹了彈道修正技術的控制原理;分析了槳式、 d型環等幾種典型彈道修正裝置的結構特點和應用范圍;並對其中的槳式阻尼環彈道修正裝置分別進行了空氣動力學模擬和運動學模擬,驗證了設計的可行性和正確性。
  18. The imaging principle of mine - hunting sonar is important for the design of sonar, so the simulation of sonar image is significant

    獵雷聲納的成像原理對聲納本身的設計是十分重要的,因此聲納圖像的模擬具有重要意義。
  19. The control tactics of space voltage vector are investigated, and the simplified algorithm which judges the sector location of reference vector and calculates switch operation time is put forward. by analyzing the current hysteresis control, the relation between switch frequency, and hysteresis bandwidth and input inductance of pwm rectifier is deduced. by applying instantaneous power theory, the principle of pwm rectifier power control is analyzed, and the direct power control by matlab toolbox through estimating active power and reactive power with virtual flux is realized, and the simulation results prove that it is correct

    對常用空間電壓矢量控制策略進行分析,提出了給定參考矢量所在區間判斷的簡化方法,以及電壓矢量作用時間的求取方法;分析了電流滯環控制策略,推導出開關頻率與滯環帶寬以及整流器輸入電感之間的關系;應用瞬時功率理論分析pwm整流器功率控制原理,通過虛擬磁鏈估計有功功率和無功功率,用matlab實現了直接功率控制,並驗證了該控制方法的正確性。
  20. Radar altimeter is a kind of very important microwave sensing instrument for observing the earth, and there are a lot of key technologies involved in the high resolution spaceborne radar altimeter ( hrsbralt ). the principle of hrsbralt, the acquisition and track methods, the if simulation, the closed loop internal calibration method, the pulse repeat frequency ( prf ) design, and the ocean - land compatible altimeter design are studied in this dissertation

    雷達高度計是一種重要的微波遙感儀器,本文就高解析度星載雷達高度計的工作機理、跟蹤方法、大時帶積在軌閉環內校準以及海陸兼容等內容進行了深入的研究,具體包括以下八個方面的內容: ( 1 )深入研究了星載雷達高度計的工作機理,並對典型雷達高度計系統進行了分析。
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