速度立方 的英文怎麼說

中文拼音 [fāng]
速度立方 英文
cubed speed
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 動1 (站) stand; remain in an erect position 2 (使豎立; 使物件的上端向上) erect; stand; set up...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  • 立方 : 1. [數學] cube 2. [簡] (立方體) cube3. (立方米) cubic metre; stere
  1. After the simulation of sins, the actual sins is studied, especially studying the compensation of gyro ' s excursion. and it proves that the compensation can improve the navigation accuracy of sins. on the basis of the realization of sins, the integrated navigation of position / velocity for gps and sins are established, and sins and gps integrated navigation is realized by application

    在實現sins的基礎上,研究了sins與gps的位置、組合導航,建全球定位系統和捷聯慣導系統的誤差程及位置測量程,應用卡爾曼濾波技術實現了sins和gps的組合導航。
  2. Resolution to kernel function with dissociable variables based on fourier transform

    基於快葉變換的二階可靠分析
  3. In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane

    本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深調整和水平面導引法等問題,具體成果和創新點如下1 、根據流體力學理論,建了螺旋槳推進器的動態模型,它以螺旋槳來流v _ p和螺旋槳轉n為狀態變量,以電機施加轉矩為輸入,螺旋槳推力t和轉矩q為輸出。
  4. By analysing the relationship among the parameters such as substrate, speed, tension, rotational speed, shape distortion of paper etc, this article put forward a control law to control the drive transmission roller in emery cloth and sand paper production line, the principle is based on hooke ' s law

    摘要本文根據彈性力學中的虎克定律,結合砂布砂紙生產特點,分析計算了生產線中基體、應變、、張力、轉等參數之間的關系,建了砂布砂紙生產線中傳動輥轉(頻率)運動程。
  5. According to these problems, we adopt to the method of mending material, optimize to fermentation media and partly ferment condition. finally, we excogitate a kind of fermentation technology that is suitable for target gene efficiency expressed and is advantageous of product purified. with the plasmid pbv220 - ifnr, pbv220 - hgfa, pbv220 - hgfb, pbv220 - hpk5 that expresses serve as the model, adopting the biostat - c15l of b. braun company, utilize the method of mending material to ferment, through optimization fermentation media and optimization partly ferment condition ( ventilate quantity, stir speed, mend material speed ), eventually establishment a kind of fermentation technology that is suitable for target gene efficiency expressed and is advantageous of product purified

    以我室構建並穩定表達的重組質粒pbv220 - - ifn 、 pbv220 - hgf 、 pbv220 - hgf 、 pbv220 - hpk5為模型,分別從不同的表達宿主菌中篩選出一種適合大規模生產的菌種bl21 ( de3 ) ,該工程菌株連續傳代100代表達質粒不丟失,表達量穩定;採用b . braun公司的biostat - c15l自控發酵罐,運用分批補料技術分別進行四種工程菌的高密發酵,通過優化工程菌發酵的培養基配及優化部分發酵條件(通氣量、攪拌、補料) ,最終建一種適于目的基因高效表達的高密發酵工藝模式。
  6. In the research, a set of simulation equipment is developed to examine the drivers " static and dynamic fatigue. recur to the apparatus, contrast and control experiment are made among different ages, workload intension and workload factors group. the endings summarize as following : ( 1 ) driving sensation fatigue investigation ( investigation of psychological and physiologic index and contrast investigation of fatigue ) ; continuous driving load and discrete driving load investigation of fatigue

    ? ?門)駕駛疲勞平衡穩定性是通過在力檢測臺上描繪人體重心軌跡的法,提出檢測駕駛員疲勞平衡穩定指數,在不同狀態下(傾斜15 30 『以及閉目等狀態下)對不同負荷、不同年齡分別進行測試,建駕駛疲勞客觀測試評價體系; n )經實驗室研究與現場調查,通過對駕駛疲勞與駕駛時間、駕駛等關系的研究,提出了不同年齡、不同條件下的最大連續安全駕駛時間標準,日駕駛時間標準,最大安全行車標準等。
  7. The physical phenomena of underwater explosion are analyzed, and the initial velocity equations and dynamics equations of water particles, which compose the water columns, are set up

    從分析水中爆炸的物理現象入手,建了構成水柱的各水粒子的初始計算模型,結合水粒子的受力情況,給出了水粒子的運動程。
  8. For example, it can enter human body to inspect inner organ, deliver drug to assigned spot and operate local body surgery. supported by the nation nature science foundation of mechanism, structure and control study on swimming micro robot in liquid ( item no. 69885002 ) and guangdong province science foundation of research on swimming micro robot in liquid ( item no. 980402 ) and guangdong province education department foundation of research on micro pipe robot driven by liquid self energy ( item no. 010043 ), this dissertation mainly study on the designing and manufacturing of swimming micro robot and its swimming performance, building up and analysing the dynamic model, natant problem of swimming micro robot and controlling the swimming velo city

    本論文得到國家自然科學基金項目「泳動微機器人的機理、機構和控制」 (項目資助號: 69885002 ) 、廣東省自然科學基金項目「液體中泳動微機器人的研究」 (項目資助號: 980402 )和廣東省教育廳基金項目「基於流體自身能量的微管道機器人研究」 (項目資助號: 010043 )等的資助,主要對在液體中運動微機器人的國內外研究現狀、水生生物推進機理及其對泳動微機器人研究的借鑒和啟發作用、泳動微機器人的設計與製作、微機器人動力學模型的建與分析、微機器人的自主浮遊與泳動控制等面進行了大量的理論與實驗研究。
  9. Since it was open in 1988 as a small local insurance company in shenzhen, it has miraculously developed into the second biggest national insurance company in china

    平安保險從1988年成以來,以奇跡般的從深圳一隅的地保險公司快發展成為我國第二大保險公司。
  10. Using matlab and its add - ons simulink, through establishing simulation maths model, the paper integrates open chain vector equation ( describing motion restriction ), numerical value simulation ( computing velocity and displacement while given acceleration ) and matrix algebra, etc. to accomplish dynamic simulation for the robot and verifies the results for kinematics of the robot using analysis method, and it establishes foundation for following study for the robot such as kinetics, control, etc

    利用matlab及其附加軟體simulink ,通過建模擬數學模型,綜合開環矢量程(描述運動約束) 、數值模擬(在加已知時計算和位移) 、以及矩陣代數等來完成機器人動態模擬,對所研究的機器人運動學分析結果進行驗證,結果基本一致,為機器人的后續研究,如動力學,控制等奠定基礎。
  11. Based on the ostwald - de waele equation, the leakage characteristics of power - law transmitted by helical gear pump are researched, and the leakage model of power - law in the clearence is founded, and - the velocity distributing and the leakage capacity are worked out by the boundary condition. the power loss of leakage is got through the clearence leakage capacity, and the friction power loss is attained by the velocity distributing. the mathematic calculation model

    利用冪律流體本構程,首次對聚合物流體在斜齒齒輪泵中的漏流特性進行了研究,建冪律流體在間隙中的泄漏模型,利用邊界條件求出分佈及泄漏量;由間隙泄漏量得到漏流損失功率,由分佈得到流體摩擦功率損失,並得到間隙最優解的數值計算數學模型,同時給出實例及數值計算結果。
  12. It is concluded that the equivalent target expression and the method of calculating terminal velocity can efficiently increase the calculating precision and can be used in the battle damage simulation

    結果表明:建的等效靶公式和剩餘求解法顯著地提高了計算精,可以應用於戰斗損傷模擬分析中。
  13. By using the multi - configuration dirac - fock ( mcdf ) method, the effects of relaxation and correlation on the transition energies and probabilities of electric - dipole allowed ( el ) resonance and intercombination transitions for 2p53s3 - 2p6 in neutral neon have been systematically studied firstly. and the results of the transition energies and probabilities ( lifetimes ) in length and velocity gauge have been presented. during the calculation, in order to consider the rearrangement effects of the bound - state density and some important correlations, the asfs of transition initial - and final - states were divided according to their angular - momentum and parity and calculated, and different number of csfs were included in the expansion of asfs

    本文利用多組態dirac - fork ( mcdf )理論法,通過對輻射躍遷初、末態電子波函數的獨計算以及在原子態波函數的展開中考慮不同數量的組態波函數,系統地研究了弛豫和相關效應對中性ne原子2p ~ 53s ~ ( 1 . 3 ) p _ 1 ~ o - 2p ~ 6 ~ 1s _ 0電偶極共振和復合躍遷的能量以及躍遷幾率的影響,給出了長兩種不同規范下激發態的能量和輻射壽命;以中性ne原子的研究為基礎,進一步研究了類ne等電子系列離子( z = 11 - 18 )較低的激發組態2p ~ 53s和基組態2p ~ 6的能級結構以及各能級間的輻射躍遷特性。
  14. The method for measuring the plane strain fracture toughness klc has been introduce to high polymer bonded explosives ( pbx ) by systematically studying technologies concerning the shape of specimen, the depth and its machining of crack, the loading rate, the measurement of critical fracture load, and the computation of klc, etc. the method has been used to test and study klc of three typical high polymer bonded explosives which are j2, jl, j3 respectively both at normal temperature and unmoral temperature

    本文以高聚物粘結炸藥為研究對象,對測試高聚物粘結炸藥的平面應變斷裂韌所涉及的樣品形狀、裂紋深及裂紋制備、加載、臨界斷裂載荷p _ q的確定及平面應變斷裂韌k _ ( ic )的計算等面進行深入研究,建了較為完善的炸藥平面應變斷裂韌測試法。
  15. The best scheme was chosen after analysis and comparing and the structure was designed. at same time, the kinematics analysis was conducted, coordinate transformation matrix using d - h method was set up, and the kinematics equation direct solution and inverse solution was deduced, the velocity jacobian matrix was constructed using vector product method, and the values of displacement and velocity of some special point including the wrist point were calculated. secondly, the working space of the robot was analyzed and the axes section of practical working space was drawn

    首先,作者針對機器人的設計要求提出了多個案,對其進行分析比較,選擇其中最優的案進行了結構設計;同時進行了運動學分析,用d - h法建了坐標變換矩陣,推算了運動程的正、逆解;用矢量積法推導了雅可比矩陣,並計算了包括腕點在內的一些點的位移和;然後藉助坐標變換矩陣進行工作空間分析,作出了實際工作空間的軸剖面。
  16. According to the characters of the vibration of internal combustion engine and on bases of the theory of active vibrantion control which is carefully analyzed, the corresponding mathematical model suitable for the vibration of internal combustion engine is developed and the fuzzy control techniques are adopted. a new active vibration control system is developed w hich conclude mcu, the key part, and the equipment used to survey the vibrative acceleration of internal combustion engine

    本文根據內燃機振動的具體特點,在仔細分析了振動主動控制原理的基礎上,建了適合內燃機整機振動的數學模型和採用了模糊控制法,提出了一種新的內燃機整機振動主動控制減振系統,該系統以微控制器為核心,配以測加和控制機電轉換執行機構組成。
  17. The forecast method of formation compression the principle of forecast method is based on increasing of formation compression along with burial depth. the used parameters include velocity, density, porosity, and fluid content etc. in fact, the factor influence formation compression is very complex

    4地層壓力預測法地層壓力預測法的基本原理建在地層壓力隨埋深增加而增加的基礎上,所用的參數主要有巖層、密、孔隙、流體含量或與之有關的參數等。
  18. The innovations of this thesis can be summarized into three points. firstly, the average relative velocity is introducd into a novel adptive weighted clustering algorithm as one important parameter of weight, then it increases the stability and self - adaptability of cluster head. secondly, a new approach to calculating weight is suggested by integrating subjective and objective factors. it is verified by comparison with other approaches to selecting weight. thus the velocity of weight responding to the changes of network topology is increased. finally, using a som neural network to create a classifying model enables every node to learn to identify by itself the role in manet

    本文的創新點有三個:首先本文在wca和aow分簇演算法的基礎上,引入了平均相對移動作為權值重要的參數,提出了一種新的基於權值的自適應分簇演算法,提高了簇頭在移動中的穩定性和自適應性;其次,提出了利用主客觀綜合賦權法確定權重的權值計算法,通過與其他權重選擇法比較,網路結構變化的權值響應得到了改進;最後,論文利用自組織特徵映射神經網路建分類模型,使得網路中的節點可以自學習地確定簇中角色。
  19. In the third chapter of this dissertation, based on the physical and chemical properties of hydrogen and the combustion characteristics of hydrogen, the quasi - dimension combustion calculation model of hydrogen ? fueled engine is set up through analyzing the characteristics of turbulence flame and chemical reaction kinetic of hydrogen ? air mixture. the model includes the dual ? area thermodynamics sub - model, quasi - dimensional turbulent entrainment combustion sub ? model, turbulence flame promulgating sub ? model, hydrogen - air mixture chemical kinetic sub - model and loss of heat transfer sub - model and so on

    本文從氫燃料的物化特性和燃燒特徵著手,通過分析氫空氣混合氣燃燒的湍流火焰結構和燃燒化學反應動力學,基於雙區燃燒模型,建了包括雙區熱力學、準維湍流卷吸燃燒、湍流火焰傳播、氫空氣混合氣燃燒化學反應動力學以及傳熱損失等模塊的燃燒模型,並給出了相應的計算法。
  20. Mathematic model of collision avoidance judging based on the information of distance, relative velocity and azimuth angle is made in this paper, it can effectively avoid inveracious alert, and it analyzes the processing method of many kinds information in the system

    本文根據雷達探測系統得到的目標距離、相對位角等信息,建了監控系統防碰撞數學模型,與其他模型相比該模型能夠最大限地避免錯誤警報的發出,並且分析了各種信息在系統中的處理過程。
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