線速度法 的英文怎麼說
中文拼音 [xiànsùdùfǎ]
線速度法
英文
linear speed method- 線 : 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...
- 速 : 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 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 法 : 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...
- 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
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The sensitometer results show that no loss of relative speed occurs when using the curve-shape control addenda of this process.
測定結果表明,當採用本方法的添加劑控制曲線形狀時,相對速度不受損失。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、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據流體力學理論,建立了螺旋槳推進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速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。The inversion results of synthetic magnetotelluric sounding data are ideal, which indicates that the algorithm possesses advantages of expediting convergence, avoiding earliness and improving precision, and can be used in mt data analysis
對各種類型的大地電磁測深理論曲線進行計算,結果表明:採用實數編碼混合遺傳演算法進行反演具有收斂速度快、解的精度高和避免出現早熟等優點,可用於大地電磁資料解釋。A new model of distribution system is presented, whereby, the feeder switches are regarded as the vertcxes of a graph and the feeder lines are regarded as the arcs. the method to model distribution networks by adjacent table is put forward. therefore, storage size is reduced and calculation is speeded up
建立了配電網的簡化模型,即將饋線開關當作圖的頂點、將饋線當作弧,採用等長鄰接表的數據結構來描述配電網,大大減少了佔用空間和提高了查詢速度,並建立了基於等長鄰接表的配電網路拓撲演算法。In order to improve the efficiency of classification based on feature matching, the method of azimuth estimation from sar image is studied. a method of target ' s azimuth estimation from sar image using peak featur e based on linear regression is proposed, besides goodish estimation accuracy and high computation efficiency, it can also provide the confidence interval of the estimation, which can meet the need of model - based sar atr system that uses feature very well
為了提高基於特徵匹配的saratr系統的分類效率,論文進一步研究了sar圖像目標方位角估計方法,提出了一種利用峰值特徵基於線性回歸的sar目標方位角估計方法,該方法除了具有計算速度快、估計精度較高的特點之外,還能在估計方位角的同時,給出該估計的置信區間,從而能更好地滿足利用特徵基於模型saratr系統的需要。In the first part, the steady nonlinear vortex lattice method is adopted to calculate the hydrodynamic characteristics of open water ichthyoid rudder, and the induced velocity of ichthyoid rudder is calculated using panel method
本文理論計算部分,採用定常非線性渦格法計算魚形舵的水動力性能,用面元方法計算舵流場的誘導速度。Accordance to the research object and content, research method is set down, taking the speed as intermedium, via the relation that alignment influences speed and speed results in traffic accidents, to analyze the law of alignment and road safety
根據研究目標和研究內容,制定了以速度作為中間媒介,通過線形與速度、速度與事故的相關關系來分析線形對道路安全的影響規律的研究方法。A new planning method - analysis of factors of point line and area and control points optimization, which is based on the analysis of urban spatial structure, is tried to put forward. analyzing the important functional clusters in the spatial layout of the urban, the intracity medium - long distance vehicle traffic major directional desire line how the urban to link up with the highway network and the whole structure of expressway system, the skeleton of the expressway network can be obtained. using the degree of importance method analytic hierarchy process ( ahp ), one or several intersections can be selected
該法對城市空間結構布局中的重要節點、主要的中長距離機動車交通流徑期望線的分佈、大城市與區域干線公路網的銜接以及快速路系統線網的整體結構等進行分層次的分析研究,得出快速路系統線網構架,運用重要度法、層次分析法找出大城市重要功能組團中重要程度最高的一個或數個關鍵交叉口作為快速路系統線網規劃的控制點,考慮快速路線路走向的控制點對線路走向進行優化。The hybrid algorithm raises the convergence rate of the conjugate gradient method and solves the problem for which the convergence rate of the steepest descent method get slower when the isopleth of goal function is oblong
這種混合優化演算法結合了共扼梯度法和最速下降法產生搜索方向,既提高了共扼梯度演算法的收斂速度,又解決了目標函數的等值線是扁長橢球時,最速下降法下降緩慢的問題,具有收斂速度快、收斂范圍大、適應面廣等特點。Based on sale method ( simplified ale, in which the mesh may move with arbitrarily prescribed velocity with respected to the fluid, and lagrange interfaces are maintained between cells containing different material. ), the line loop integral difference scheme is derived which can be used to calculate two - dimensional elastic - plastic flow
並在sale ( simplifiedale ,一種簡化的ale方法,網格可以任意運動,但物質界面處的網格仍然以物質速度運動,物質界面始終為lagrange網格線以保證網格中只有單物質出現)方法框架下,推導並給出了適用於彈塑性流計算的ale線積分差分格式。Bridge health remote monitoring is a method to monitor a bridge in lineate or wireless way in real time, it changes the traditional way of monitoring by manpower, works more automatically, highly increase the response speed when any structure breakage is happened, save manpower and material resource, through this method, people can also manage many bridges in one place remotely
橋梁遠程監測是利用有線或無線通信方式實現橋梁狀態實時遠程監測的方法,它改變了傳統的以人工為主的監測手段,大大提高了橋梁監測的自動化程度,提高了對橋梁結構損壞和突發事件的反應速度,節約人力物力,是國內外的熱點研究領域。Using coordinate transformation method, the formula of imv on every point of image plane was deduced, and it included almost all motorial factors : the flight velocity of aircraft, roll, pitch, yaw, camera ' s scan and so on. thus, it is a precise formula, and it is also applied to frame cameras and push _ room cameras with array ccd
利用坐標系變換的方法可推出像面上各點的像移速度公式,該公式包含了幾乎所有的運動因素:飛機的前向飛行、飛機的姿態角變化、相機自身的擺掃運動等等,是精確的像移速度公式。本公式同樣適用於畫幅式航空相機和線陣ccd推掃型航空相機。Passive muzzle velocity measurement on spin ammunitions
旋轉彈丸炮口直線速度測定方法研究The algorithm can be applied to connection routing in pcbs with various pad geometry and pad sizes, with different wire widths and variable distances between wires. the basic element in routing is the search line with a given destination. the main features of the router are the target orientation of the search lines, the routing efficiency is guaranteed by rationally designed data structures and by the ability of searching around obstacles, the small amount of working storage and the reasonably short routing time
該布線演算法適用於焊盤外形尺寸不一,線寬及線間距離可變的印刷電路板布線,其基本要素是帶有預定終點的探索線,特點是線探索具有目標針對性,設計合理的數據結構及靈活的繞障探索方式可大大提高搜索效率,所需存儲量小,布線速度快。The speed chain computing of the tread extruding line is not only the representation of highly demand for control harmony, but also one of the most difficult practical control problems. the dissertation adopts a fuzzy pid parameter self - adaptive algorithm to tune the pid parameters on line according to the different demand for pid parameters at different response phases, and it has improved the control effect significantly of speed matching among different drives
論文在聯動線輔線速度鏈整定計算中應用了一種模糊pid參數自整定演算法,根據控制系統在響應的不同階段對p 、 i 、 d三個參數的不同要求在線整定計算pid參數,顯著地改善了聯動線輔線電機速度匹配的實際控制效果。Aiming at the working condition and object of the 9gscc - 1. 4 sunken - plantharvesting equipment, resistances of ship body and cutting fram were analyzedby means of theory of hydromechanics and traction force of the chain - type convegor were done also by means ofcalculation of tension. power equation of the equipment, which relates to the implement ' s forward speed vm, chain - type convegor ' s linear velocity vs and cutting frame ' s angle of dip, was attained. this paper established a mathematical model for power consumption as objective function, based on thefundamental, structural dimensionof the equipment
本文根據9gscc - 1 . 4型水草收割機的工作原理及其主要結構尺寸,針對收割機的工作條件和工作對象的特性,應用流體力學理論分析計算船體及切割撿拾架的工作阻力,並用逐點張力法計算輸送鏈的牽引力,得出整機消耗功率與機組工作速度vm 、輸送鏈線速度vs及切割架入水角之間的關系式。At last, pointing to the temporal characteristics and the spectral characteristics, this paper discussed the methods for estimating the maximal line velocity ( vmax ) and the glint periods ( tp ) of the hovering helicopter, and then fulfilled the recognition of hovering helicopter using these two message. in chapter 5, the summary of all the works in the paper and related conlusions are presented, and the defects are analized at last, at last this paper demonstrated the d
最後,本文針對懸停直升機旋翼回波的時頻域特點,探討了從回波信號中提取旋翼回波最大線速度v和旋翼回波閃爍周期tp的方法,在綜合利用這兩種信息的基礎上完成了彈載高重頻脈沖多普勒體制雷達對懸停直升機回波信號的識別。The necessary and sufficient conditions for the input angle to be rotatable angle of n - bar linkages and the rotatability of five - bar are firstly proved according to the theory of n - bar linkages. then we conclude the five - bar ' s classification and the gear ratio and phase angle in each classification to be full rotatability. according to the algorithm, with the tool of visual c + + 6. 0, 1 developed a set of intelligent software to dynamically create geared five - bar ' s locus curves and velocity and acceleration curves, achieve the visualized input
根據該條件所得到的演算法,以windows為平臺,以面向對象的visualc + + 6 . 0為開發工具,開發了一套智能化的齒輪?五桿機構的軌跡生成軟體系統,實現了機構參數的可視化輸入、機構的軌跡曲線、速度和加速度曲線的動態生成,從而實現了齒輪?五桿機構軌跡曲線的動態模擬。Research and application of technical and economical analysis method in passenger special line targeted speed
客運專線速度目標值的技術經濟分析方法與應用The second time development of siemens 840d oem software is done and the hmi for cnc camshaft grinding is established. based on the theory of interpolation together with the geometry character of camshaft, this thesis deduces the camshaft interpolation algrism and analyses the error, while at the same time some research of the constant linear speed grinding for camshaft is done to meet the requirements of high precision and high efficiency
本文對西門子840doem軟體進行了二次開發,建立了全數控凸輪軸磨削人機界面。根據插補演算法的原理並結合凸輪軸的幾何特性,本文推導了凸輪軸磨削插補演算法並進行了插補誤差分析,同時又對凸輪軸恆線速度磨削數學模型進行了研究,完成了凸輪軸磨削的軟體演算法以滿足高精度、高效率的凸輪軸磨削要求。分享友人