instantaneous velocity 中文意思是什麼

instantaneous velocity 解釋
瞬時速度
  • instantaneous : adj 即刻的,瞬間的。 an instantaneous bomb 瞬發炸彈。 instantaneous death 即刻死去。 an instantan...
  • velocity : n. 1. 迅速;快速。2. 速度,速率。3. 周轉率。
  1. According to the moving characteristics of tracklayer, when the vehicle is on ramp and the ground ' s vertical pressure is linear, the calculating formulas of relationship between the deviation of the instantaneous steering center, the position of vehicle ' s gravity, steering radius, moving velocity, moving acceleration, and vehicle ' s orientation, were obtained by the theory and method of vector analysis in mathematics and mechanics

    摘要根據履帶式車輛的運動特點,運用數力學中矢量分析理論和方法,推導了接地比壓為線性分佈時履帶式車輛在斜坡上轉向時,瞬時轉向中心偏移量與車輛重心位置、轉向半徑、行進速度、加速度、車輛方位相互關系的計算公式。
  2. Abstract : the shaping equation of steamed bread in circular trough camber of shaping roller, the instantaneous velocity of its surface, and the strength by shaping roller were analyzed during shaping, then a theory base for the design of steamed bread shaping machine was provided

    文摘:分析了饅頭成型過程中成型輥上圓弧槽曲面內饅頭生坯的運動方程,饅頭表面動點瞬時速度及饅頭成型時受力分析,為饅頭成型機的設計提供了理論依據。
  3. Keywords : unsupervised artificial neural network, image identification, instantaneous velocity

    關鍵詞:無監督式類神經網路、影像辨識、瞬時速度。
  4. With the development of automobile industry and road transportation , the traffic accidents happen every day in the world and become a serious society problem the vehicle collision accidents are over 2 / 3 times as much as all traffic accidents they cause a large amount of social infuence and serious economic loss therefore , it is urgent to study vehicle collision accidents comprehensively and systematically , and the research also is the academic foundation to analyze and deal with traffic accident it is difficult to authenticate car velocity after traffic accident to dig over locate witness is right way mechanics is avaid tool in this field it is important to establish math model and this is precondition to calculate vehicle velocity firstly on the basis of summarizing the research results , this paper deeply discusses the calculating model to analyze the instantaneous motion state in the vehicle collision, the interrelation among the every moving mechanics parameters in the every phase of the collision secondly , according to the collinear collision and two - dimension collision and the restitution coefficient , the paper estabishesthe post collision movement models it proves that these models are correct and valid thirdly , this paper try to research reconstruction of road traffic accident and put forward the method on it

    對交通事故的科學分析應是建立在正確的數學模型與計算機模擬技術基礎上的定量分析,其基本條件就是要有能正確描述事故過程中汽車狀態的數學模型,只有建立正確的數學模型,才能較準確地推定事故車輛的碰撞速度。所以建立正確地車輛碰撞模型和運動模型正是汽車事故再現的關鍵問題。本文首先在總結前人研究的基礎上,深入地研究汽車碰撞理論,分析了車對車碰撞作用瞬間狀態的計算模型及碰撞恢復系數與碰撞前、后速度的關系;其次,根據交通事故中最普遍的一維和二維碰撞的不同情況,採用恢復系數和滑動摩擦系數等概念,分別建立了碰撞后車輛動力學模型;第三,對汽車碰撞事故再現進行了初步研究,確定了車對車碰撞事故模擬計算和反推計算方法,並給出相應的模擬程序流程圖。
  5. The detailed experimental investigation of the distribution and evolution of the mean velocity profile were executed. the signal of instantaneous velocity, the energy spectra of velocity and wave characteristics in the boundary layer have been analyzed

    對局部加熱的水平平板下表面邊界層內的時均速度的演化規律進行了詳細的測量,同時對速度脈動信號以及速度能譜進行了分析,並對邊界層內的波動特性進行了研究。
  6. Vibration of tank gun in the process of firing is one of the main factors that affect its firing accuracy, especially the instantaneous angular motion and the instantaneous linear velocity at the point of gun muzzle when the projectile leaves the barrel bore

    影響坦克炮射擊精度的主要因素之一是火炮振動,起關鍵作用的振動分量是在彈丸出炮口瞬間炮口振動角位移和橫向線速度。
  7. The effect of uneven power and compression condition of each cylinder of diesel engine on the crankshaft instantaneous rotation ( velocity and acceleration ) curves and their interrelationship in different cylinder numbers and rotation speeds have been thoroughly analyzed by means of the crankshaft instantaneous rotation curves simulated by computer

    本文通過計算機模擬出多缸內燃機各種作功和壓縮狀況下的曲軸瞬時轉動曲線(速度和角加速度) ,詳細分析在不同缸數和不同轉速條件下,柴油機各缸作功和壓縮功不均衡對曲軸瞬時轉動曲線的影響及其內在聯系。
  8. Several characteristic parameters are extracted from the angular velocity curve and the acceleration curve of crankshaft instantaneous rotation, and the quality of them is evaluated by use of the gray relation analysis method and the method for inspecting the consistency of the extremum cylinder number

    在瞬時轉速曲線和角加速度曲線上提取幾個特徵參數,再用灰色關聯度分析方法和極值缸號一致性檢查法對特徵參數的優良性進行評價。
  9. Instantaneous angular velocity vector

    瞬時角速度矢
  10. Instantaneous center of velocity

    速度瞬心
  11. Study the kadang movement of this mechanism. analyze the distributing rule of velocity and velocity instantaneous, and also study the relationship between comers and the relationship between corners and position when the mechanism turning

    研究了該機構的卡當運動,分析了運動過程中的速度和速度瞬心的分佈規律,並分析了卡當運動過程中各轉角間及轉角與頂點位置間的相互關系。
  12. Fluctuation measuring of instantaneous angular velocity and fault diagnosis for rotating machinery

    旋轉機械的瞬時角速度波動量化及故障診斷
  13. The corresponding variation of olltput voltage due to the change of total laser intensity is measured by a photo detector. a displacement - time curve can be obtained by calibrating the re1ationship between block position and output voltage of the photo detector. through the use of simple mathematical operation, the bird - shell velocity and acceleration histories can be determined, and therefore the bird - shell instantaneous velocity at any points within the measurement range can be obtained

    該系統發射的一片狀激光受運動鳥彈的依次阻擋后,相應的光強度變化將被測出並轉換為位移時間曲線,經過簡單的數學運算,該系統能用來確定鳥彈速度和加速度的時間歷程,因而可確定鳥彈在被測區域內任一點的瞬時速度。
  14. Though experiment the idea velocity of cartooning balanced emulation has been educed, instantaneous movement rule of capping in capping device, crank rocker mechanism has been emulated also

    通過試驗,得到了裝盒平穩模擬的理想速度,找到了蓋蓋裝置中蓋蓋瞬時的運動規律,並對其曲柄搖桿機構進行了模擬。
  15. These are correlation characteristic parameter, fourier spectrum characteristic parameter, power spectrum characteristic parameter, time domain amplitude characteristic parameter, linear prediction coding coefficients, instantaneous characteristic parameter, absorb and decay coefficient, velocity characteristic parameter and wavelet packet transform characteristic parameter. the parameters contain the surface relatively wide, the prediction which is suitable for the goal of many kinds of seism needs

    分別為:自相關特徵參數、付立葉譜特徵參數、功率譜特徵參數、時域振幅特徵參數、線性預測編碼系數、瞬時特徵參數、吸收衰減系數、速度類特徵參數和小波包變換特徵參數,參數涵蓋面較寬,適用於多種地質目標的預測需要。
  16. This series products adopted the surface package modularization craft, have improved greatly the anti - interference ability of the instruments, have display, transmit communication, universal signal input function and so on. they apply to indication and control of various physical quantity check signal such as temperature, humidity, pressure liguid level, instantaneous flow, velocity etc., and for various nonlinear input signal can carry out high accuracy linear compensation

    本系列產品採用表面封裝模塊化工藝,大大提高了儀表的抗干擾能力,具有顯示控制變送通訊萬能信號輸入等功能,適用於溫度濕度壓力液位瞬時流量速度等多種物理量檢測信號的顯示及控制,並能對各種非線性輸入信號進行高精度的線性校正。
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