velocity curves 中文意思是什麼

velocity curves 解釋
速度曲線
  • velocity : n. 1. 迅速;快速。2. 速度,速率。3. 周轉率。
  • curves : 成套曲線板
  1. So it is initiative and instructive for the future application of the temporal interferometry on the analysis of the vibration. in the study of the dynamic mechanical behavior of the ballistite material, the material ' s creep curves and the creep velocity curves are successfully obtained using tspm, and whole field displacement distributions

    將時間序列散斑干涉計量方法引入材料蠕變特性的研究在國際上尚屬首次,該研究對于將來材料力學性能的研究又提供了一有力的分析工具,並為以後該領域的研究提供了有力的理論和實驗依據。
  2. Three kinds of results are obtained by simulation calculating the two models : the composed vector diagrams of the axial velocity ( v ) and the radial velocity ( vr ) at the different times in the symmetry section ; diagrams of curves of the velocity vector ( v ^ ) and ( vr ) at the different times in the different sections ; diagrams of the secondary flow vectors at the different times in the different sections

    我們對兩種不同直徑的s型血管進行了有限元模擬計算,得到三種結果:在對稱面內不同時刻的軸向速度v _和徑向速度v _ r的合成矢量;在不同截面不同時刻的速度分量v _和v _ r的曲線圖;在不同截面不同時刻的二次流的矢量圖。
  3. The main work includes : the kinematic properties of a planner 4 - bar linkage are researched deeply using the assur group theory. the displacement, velocity and acceleration of each joint point in a motion period are put forward and their curves of the relevant points are plotted

    通過運動學分析,得出平面連桿機構在一個運動周期中各鉸接點的位置、速度和加速度以及各桿件的角速度、角加速度等運動學參數,並繪制出相應的變化曲線。
  4. Analyses the smoke characteristics in the development of fire and obtains its changing curves. according to different fire loads, studies the changing relation between the critical velocity and fire intensity

    摘要分析了地鐵火災煙氣特性隨火災發展過程的變化情況,得到了煙氣特性變化曲線。針對不同的火災荷載,研究了臨界風速隨火災強度的變化關系。
  5. When the plane was heated, observation showed that the shape factor increased from 1. 5 to 2. 6 ; the mean velocity profile departed from the law of the wall ; the inertial subrange in the energy spectra curves disappeared ; the intermittent phenomenon occurred

    發現在加熱的情況下,邊界層的形狀因子由1 . 5上升至2 . 6時均速度廓線中的平衡湍流層消失以及速度能譜中慣性子區消失等變化。
  6. Abstract : in this paper, the kinematically admissible velocity fields are established by using the metal flow patterns based on the experiments, and the configuration dimensions of billet and the curves of load - stroke in precision forging process for spur gear from solid billet are simulated on computer by upper bound method. the results acquired in the simulation are in good agreement with those obtained in the experiments

    文摘:本文利用有實驗根據的變形流動模式建立動可容速度場,利用上限法模擬用實心坯料精鍛直齒圓柱齒輪時坯料的外形尺寸變化和力?行程曲線,所得結果與實驗測定值很一致,可供沖擠精鍛工藝設計參考。
  7. Finally, in consideration of the characteristics of the differential balance mechanism, a more accurate virtual prototype of the mechanism is established and the simulation is carried out in the software environment of adams. the angular velocity curves of the relevant parts and the natural frequency of the mechanism are got. the results may be helpful to the improvement and the application of the mechanism

    最後,綜合考慮了輪齒嚙合剛度、搖臂軸扭轉柔性及齒輪傳動回差對差動平衡機構的影響,建立了能夠比較完整地反映該機構動態特性的虛擬樣機模型;在adams軟體環境下,對差動平衡機構的虛擬樣機模型進行了動態模擬,得出了能反映該機構動態特性的關系曲線,並確定了其固有頻率,為該機構的改進及其在月球車上的實際應用提供了參考依據。
  8. The method is described as follows : the velocity of the moving part and the gas chamber pressure were measured with a dynamic test measurement system ; a dynamic model was built on force analysis of the moving part ; the total kinetic resistance replaced the horizontal friction and water resistance ; then the resistance - velocity relation curves at moving stages were obtained ; with the empirical formula of the gas chamber pressure and the resistance - velocity relation curves, the preliminary dynamic characteristics were analyzed and the structural form and key parameters of an underwater assault rifle were determined

    具體方法為:由動力學測量系統測得活動件速度和氣室壓力;分析活動件的受力,建立動力學模型;以運動總阻力代替水平方向上的摩擦阻力和水阻力,獲得各運動階段的阻力速度關系曲線;利用氣室壓力經驗公式和阻力速度關系曲線,對水下突擊步槍進行初步的動力學分析,確定其構造型式及主要參數。
  9. We have calculated and plotted the curves of the refractive index, group velocity index, lowest - order and second - order dispersion indexes as a function of wavelength. the lowest - order and higher - order dispersion - induced broadening and deforming of light pulses is analyzed for various pulse shapes, such as gaussian, super - gaussian and hyperbolic secant pulses

    給出了折射率、群速指數、低階和二階色散系數隨波長變化的關系曲線,研究了高斯脈沖、超高斯脈沖和雙曲正割脈沖等超短脈沖在clbo晶體中傳播時,由於低階色散和高階色散引起的脈沖展寬和形變。
  10. The calculation of these velocity and displacement curves from the accelerogram is not a trivial matter.

    要從加速度記錄計算速度和位移曲線也不是一件輕而易舉的事。
  11. The characteristic curves and diagrams which described the pressure, velocity, and concentration of the indirect evaporative cooler were presented by the software of tecplot and smartdraw. the differences between the condensation condition and non - condensation condition were compared and analyzed

    對比考慮與不考慮冷凝情況下的速度、溫度、濃度等分佈的差異,分析了模擬參數的變化對冷凝的影響。
  12. This is the theoretical foundation for simulating the gun interior ballistic performance using the closed vessel experiment. based on the functions from closed vessel experiments, the ballistic simulation results of maximum chamber pressure, muzzle velocity and p - t curves of a 105mm gun charged with ltsc nitroamine propellant at + 50c, + 15c and - 40 environmental temperature were in good agreement with experimental data

    在密閉爆發器實驗的基礎上,應用可視化程序對某105mm火炮採用低溫感硝胺火藥在+ 50 、 + 15和- 40環境溫度下的最大膛壓、初速以及膛壓?時間曲線進行了彈道模擬,模擬與實驗結果具有較好的一致性。
  13. 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。
  14. With different clearance value, displacement curves and velocity curves of generalized coordinates as well as slider displacement error curves in a motion period are obtained. these curves are discussed. results show that if manufacturing cost is kept invariableness, in order to improve precision of mould - cuting, fitting precision of joint connecting the crank and coupler has priority to be considered to increase

    採用四階rong - kuta法求解連續接觸模型的動力學方程,得到了一個運動周期內運動副間隙取不同值時,各廣義坐標的位移、速度曲線和滑塊位移誤差曲線,並通過曲線分析,得出了要提高模切機主切機構精度,在相同加工成本條件下,應優先考慮提高曲柄與連桿鉸接處的配合精度的結論。
  15. Abstract : from the equilibrium and continuity conditions of wave impedance boundary of stress wave and velocity, wave, the paper derives the expressions of reflection coefficient and transmission coefficient of stress wave and velocity wave, further, discusses the characteristics of f - v curves at different impedance ratio, and analyzes the application of these characteristics to ascertain the defects of pile and soil resistance distribution around pile by practical engineering examples

    文摘:該文從力波及速度波在波阻抗界面的平衡及連續條件,推導了力波、速度波的反射系數、透射系數表達式,進而討論在不同阻抗比時的f ? v曲線特徵,並引用幾個工程實例對應用這些特徵判定樁身缺陷及樁周土的阻力分佈進行了分析。
  16. According to the analyses of the research results about the feasibility of 4 - d seismic and the successful 4 - d seismic cases of foreign companies, the author put forward the suggestions for 4 - d seismic pilot area selection ; briefly analyzed the influential function of producing way on the seismic response ; utilized theory calculation, coring data analyses, and reservoir numerical simulation to define the fluid substitution effects on the p - wave velocity. through long time water driven to the reservoir, some of the properties and the log curves have changed, the author tried to find the variation rule of the reservoir and its effects on seismic velocity. the " blind point " in 4 - d seismic feasibility study both in china and overseas was found, that is the lack of consideration of the influence of physical property variation by long time water driven on the seismic response

    在深入分析國外四維地震可行性研究成果和成功實例的基礎上,提出了有利於水驅四維地震成功的工區優選條件;簡要剖析了各種開采方式及其對地震特性的影響;利用理論計算、巖心分析、油藏數值模擬三種方法確定了流體替代對縱波速度的影響;通過對長期水驅造成的物性參數、測井曲線以及油藏溫度和壓力變化規律的總結,分析了這些變化對地震速度的影響,指出了目前國內外水驅四維地震可行性研究中存在的盲區?沒有充分考慮長期注水造成的物性、溫度和壓力變化對地震響應的影響,完善了水驅四維地震可行性研究的內容;在考慮了這些變化因素后,高29斷塊水驅四維地震可行性研究結果表明:四維地震監測注水前沿可能要比監測油藏變化容易的多;以四維地震巖石物理可行性研究結果為基礎,提出了五個有助於突出四維地震造成的微小差異的途徑,為今後水驅四維地震研究指明了方向。
  17. Computing about five work conditions of slurry pump, the fields of velocity, compression and turbulence intensity are obtained, and the pump performance curves are also achieved to check the computation credence. based on the results of flow fields, particle tracks in varied conditions are achieved by using lagrange method

    本文對渣漿泵的在5個工況下(包括設計工況)的清水流場進行了計算,得到了描述流場的速度、壓力、紊流強度等參數場的分佈情況,最後計算了泵的運行性能曲線來校核計算的可靠性。
  18. The rigid and flexible trusses were simulated respectively. the dependences of the attitude angle degree and angle velocity of the spacecraft on the rigid and flexible situation in the deployment process and drive velocities loaded on the joints were derived. the frequency - amplitude characteristic curves were gained from the attitude angle velocity curves of the deployment of the flexible truss and locked flexible truss after deployment through the fast fourier transition ( fft ) method

    文中給出了展開前後的動力學固有特性;對展開過程中分別為剛性桁架和柔性桁架兩種情況進行了模擬計算,對比了兩種情況的桁架展開過程中衛星姿態角及姿態角速度的變化;比較了柔性桁架不同展開速度對衛星姿態角及姿態角速度的影響;分析了柔性桁架展開過程對衛星非展開方向的姿態角度及角速度的影響及原因;對柔性桁架展開過程中及展開鎖定后的衛星姿態角速度的變化曲線進行快速傅立葉變換,得到柔性桁架展開過程即展開鎖定后衛星姿態角速度的頻幅特性曲線。
  19. Differential equations for characteristic curves, velocity curves and slowness curves are given and the analytical expressions for wave fronts in orthotropic porous media are also obtained. the wave fronts in anisotropic fluid - saturated porous media are discussed in detail. in chapter 3, the plane wave propagation in orthotropic fluid - saturated porous media is researched according to biot ' s theory and the concept of dynamic permeability

    給出了正交各向異性液飽和多孔介質中彈性波的特徵曲面,速度曲面以及慢曲面的微分方程,並給出了正交各向異性液飽和多孔介質中應力波波陣面的解析表達式,對不同含液飽和多孔介質中應力波傳播的波陣面進行了研究。
  20. The virtual robot model is built using pro / e and then the model is transferred to adams using m / pro. two representative robot work mode are simulated and the paper gives the joint angle curves and joint velocity curves

    用pro / e軟體建立機器人的虛擬三維裝配模型,利用pro / e和adams之間的無縫連接軟體m / pro將pro / e里的模型導入adams軟體中。
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