velocity distortion 中文意思是什麼
velocity distortion
解釋
速度畸變- velocity : n. 1. 迅速；快速。2. 速度，速率。3. 周轉率。
- distortion : n. 1. 歪扭，扭曲。2. 【電學】（信號、波形等的）失真；【物理學】（透鏡成像產生的）畸變；【醫學】扭轉，變形。3. 竄改，歪曲，曲解。adj. -al
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The pendulum block of the ejector on this mould makes the velocity different between the stripper plate and the ejector sleeve, which realizes the twi - ejection, and thus solves the problem of the casting distortion
該模具推出機構的異形擺塊使卸料板和推管產生速度差，實現鑄件的二次推出，解決了工件變形的問題。 -
( 2 ) a series of experiments on time scale distortion are made with real river model, inflow and outflow boundary condition, and continuous simulation. by means of analysis of the experimental data on model water level, water - surface gradient, cross velocity, outflow discharge process and the sediment transportation capacity, the main physical reasons for the above hydraulic parameters deviations caused by time scale distortion are illustrated : response delay of model channel storage capacity and rate of water level with time
（ 2 ）採用真實的河工模型和入出流邊界控制條件以及連續模擬的方法進行了有關時間變態率的系列試驗，通過模型水位、比降、流速、出口流量過程線和斷面挾沙力試驗資料的分析，闡明了時間變態引起上述各種水力參數偏離的主要物理原因：模型的槽蓄響應和洪水過程時間變化率的響應滯后。 -
On the following, on the basis of formulas given above, three kinds of effects due to ionosphere are presented : image shift due to group delay which was caused by the difference between the group velocity and the velocity of light in the ionosphere ; image distortion due to ionospheric dispersion which can create second phase error of lfm signals ; the last, the phase perturbation caused by the irregularities of the ionosphere can reduce the coherent length and affect azimuthal resolution
文中主要研究了電離層的三種影響：信號經過電離層傳播的群延遲引起的成像偏移；電離層的色散效應給線性調頻信號帶來二次相位誤差，導致圖像退化、失真；以及電離層的閃爍、湍流等不規則性引起的信號相位起伏。在此基礎上，比較分析了不同波段、帶寬條件下電離層的影響。 -
By means of wide investigation, instruments development, a series of model experiments and relative theory analysis, following results are obtained in river model time scale distortion ratio, model roughening, inflow and outflow controlling methods and equipment, new water level and velocity measuring technique, model automatic measuring and controlling system : ( 1 ) with the aid of configuration software, a large scale river model automatic measuring and controlling system is developed, realizing river model automatically controlling and basic hydraulic parameters automatically measuring
本文通過廣泛調研、儀器研製、系列模型試驗和相關的理論分析，在河工模型時間變態率控制、模型加糙、出入流檢測方法和設備、水位流速測量新技術、模型自動測控系統等方面取得了下列成果： （ 1 ）應用工控組態軟體技術，開發了一套大型河工模型自動測控系統，實現了模型內外邊界的自動控制和基本水力參數的自動量測。 -
The differences between this method and other similar methods are : ( 1 ) the fast synthetic source record algorithm based on the wave theory is adopted in prestack depth migration. ( 2 ) the plane wave source is used in migration that is consistent with the velocity analysis method. ( 3 ) by using the controlled illumination, the distortion of the plane wave source wavefield due to the lateral velocity variation is avoided therefore the error of velocity analysis is reduced and ( 4 ) the practical velocity spectrum makes the interactive migration velocity analysis feasible and convenient
與其他類似偏移速度分析方法的不同點在於： （ 1 ）疊前深度偏移採用基於波動理論的快速合成震源記錄演算法； （ 2 ）偏移方法採用平面波震源，與速度分析方法一致； （ 3 ）應用控制照明技術，避免了因橫向變速而導致的平面波震源波場在傳播過程中的畸變，從而減小了速度分析的誤差； （ 4 ）實用的速度譜設計，使交互偏移速度分析可行且易於操作。 -
The lower temperature is the easier degradation. with compressed gas inside of the double - tube gas hydraulic shock absorber, a suitable pressure on the hydraulic tube, with obviously improves the critical velocity of shock absorber and then eliminates the possible distortion of outer performance degradation
由於雙筒充氣液壓減振器中充有壓縮氣體，在儲油筒內建立了一定的背壓，因而能夠明顯地提高減振器的臨界速度，有效地消除外特性畸變，顯著地改善減振器的性能，從而提高車輛懸架系統的品質。 -
The edge of a group of blood is visible and easy to track. there is little distortion of the shape of a group of blood between two frames. there are many methods to measure blood velocity such as optical flow techniques [ 40, 44, 45 ], using fluorescent images [ 42 ], template matching method [ 17 ] and so on [ 43 ]
大血管的情況復雜一些，第一類血管的血液和周圍的組織都很復雜（見圖3 . 1 ） ，這類血管有些血液和組織還很相似，特徵是流速比較低，細胞團塊邊緣清晰，在一定時間內的形變較小，本文用模板匹配法，較好的測量出這類血液的流速。 -
The relation of distortion and velocity is also given in the paper. the expert - system was authorized to calculate and analyse the accident complexion. much sense is important to the traffic - analysis
在此基礎上編制出交通事故分析專家系統，可以根據事故發生后的現場情況，計算、分析事故發生當時的具體情況，對交通事故分析具有重要的意義。
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