橫向偏差 的英文怎麼說

中文拼音 [héngxiàngpiānchā]
橫向偏差 英文
lateral deviation
  • 橫 : 橫形容詞1. （蠻橫; 兇暴） harsh and unreasonable; perverse 2. （不吉利的; 意外的） unexpected
  • 偏 : Ⅰ形容詞1 （不正; 歪斜） inclined to one side; slanting; leaning 2 （只側重一面） partial; prejudi...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 橫向 : broadwise; infeed; crossrange; abeam;transverse; transverse direction; cross; crosswise; lateral;...
  1. The frontal structure of longmenshan in the west of sichuan is very complex, showing intense structure deformation in overthrust belt, high structure amplitude, steep stratigraphic dip, developed fault blocks, complex seismic wave field, frequent change of lateral velocity, and poor image of post - stack time migration processing

    摘要川西龍門山前緣構造非常復雜，逆掩推覆構造帶構造形變強烈，構造幅度大，地層傾角陡，斷塊發育，地震波場復雜，速度橫向變化大，常規疊后時間偏移處理成像效果較差。
  2. The plan keeps the heading of the vessel close to mean mfh, and does not keeping controlling the sway direction and surge direction

    該方法始終保持艏向接近平均最優艏向，根據縱向、橫向偏差不完全控制縱向和橫向，結果證明既相對最節省能量。
  3. In general, the upward amplitude curve " curvature is larger, and it changes quicker. on the contrary, the downward is smaller and slower ; because the flare force contains the square of the wave elevation velocity, it results in an difference between the flare force frequence and the associated moving frequence ; the flare force decreases the downward amplitude of heaving oscillations ; the speed of ship has an ignorant effect on the peak values of three calculated values, but there is an obvious effect on the oscillating frequence ; the wave amplitude has an effect on the ship motion, and there is an linear relation between the oscillating amplitude and the wave amplitude on the whole. by the way, there are some experiences and lessons according to the progress calculation : before the calculation of the ship motion, we should checkout the balance in a calm water firstly, namely, the whole displace of ship and the longitudinal position of the center of gravity must be consistent with the draft in calm water, or else, the calculation may show the " floating " phenomenon ; the mixed language programming has a lot of virtues, but it exists a fatal limitation - the debug of dll

    研究表明：在某些頻率范圍內相關水動力系數基本不隨吃水變化，只有超過某一頻率后水動力系數的值才會出現差異；在橫搖方向，水動力系數並沒有隨著吃水的變化發生規則變化，而是出現了波動現象；近船首剖面的水動力系數計算表明，水動力系數的波動非常大，並遠遠偏離了平均位置的水動力系數值，值的變化速率也不盡相同，總的看來，上振幅曲線曲率較大，變化較快，下振幅曲線曲率較小，變化較慢；外飄力和波面運動的速度的平方項有關，導致其振動頻率和相應運動方向的頻率不同；外飄力使升沉向下運動的幅值減小；船速對三個計算量的峰值影響甚微，但對振動頻率有明顯影響；波幅對船舶運動的影響是明顯的，船舶運動的幅值基本上和波幅成線性關系。
  4. Motion errors are given first, and then theoretical analysis, simulation result show affections caused by 3 kinds of typical motion errors both on the doppler and the image. last the phase error criterions are given. 4

    4 .研究了機載雙站sar中偏航、俯仰和橫滾三種姿態誤差對回波多普勒頻率和雷達成像的影響，並分析研究了天線指向誤差對回波幅度的影響，最後通過模擬實驗證明了研究的正確性。
  5. Firstly the method of rayleigh - ritz and galerkin were adopted to analyze the beams under loading combined antisymmetric end moments with transverse uniformly distributed load theoretically, and the results were compared with that offered by kirby, p. a and nethercot, d. a, it showed that result was approximate and even lower and so to some extent the approach used in the paper is practice. secondly several principal factors that affect the beam stability were analyzed respectively, especially the shortening effect was mentioned scarely in some literature so far. at last, the author adopted the matlab to program the finite element software to analyze numerically, the results derived from it were agreed well with it

    本文分別採用了rayleigh - ritz法和galerkin法從理論上分析了反對稱端彎矩及橫向均布載共同作用下樑的等效彎矩系數，並與kirby ， p . a和nethercot ， d . a分析結果進行對比，結果表明本文採用的方法得出的等效彎矩系數與其得出結果比較，在均布荷載與端彎矩比例相差不大時基本接近或偏小，說明此方法是可行的，而當均布荷載與端彎矩比例較大時，應根據均布荷載作用進行彎矩等效方法來計算。
  6. The measuring precision of lateral and heading displacement is similar to the level reached in the same kind of international researches, with the standard error of 3cm and 0. 62 degree respectively

    橫向偏差和航向偏差的視覺測量精度與目前國際上同類研究的水平相當，標準差分別為3cm和0 . 62deg 。
  7. Whereas, vdsc operates on physical limits of large vehicle slip angle and lateral acceleration, and enhances vehicle lateral stability by utilizing the additional yaw moment produced by different adhesion forces acted on the right and left side wheels

    而vdsc系統主要在車輛大側向加速度、大側偏角的極限工況下工作，通常利用左、右兩側車輪附著力之差產生的橫擺力矩來達到穩定性控制目的。
  8. To overcome the shortcomings of traditional measurement methods for lateral deviation error, a new measurement method based on machine vision is proposed

    摘要針對橫向偏差傳統測量手段的不足，提出了一種智能車輛橫向偏差的視覺測量方法。
  9. A hybrid migration method, named " fourier finite - difference migration ", is a post - stack depth migration scheme. the downward extrapolation operator is split into three operators : one operator is a phase - shift operator for a chosen constant background velocity, another operator is the well - known first - order correction term, and the third operator is a finite - difference operator for the varying of the velocity function. phase - shift downward extrapolation and finite - difference downward extrapolation preserves the advantage of phase - shift method and finite - difference method

    傅立葉有限差分（簡稱ffd ）偏移演算法是一種疊后深度偏移演算法，其向下延拓運算元是一種混合運算元，包括三項：一項是處理常速的相移運算元，一項是一階相移修正運算元，最後一項是類似45度方程的有限差分運算元，用來處理劇烈橫向變速。
  10. Fourth, a new driver preview trajectory strategy assumption based on nature coordinate system is suggested. the concept of lateral preview yaw is presented. a new handling control model of the driver ? steering command decision based on the lateral preview yaw is also put forward

    第四，提出了在自然坐標下的駕駛員前視預瞄軌跡的預瞄策略，給出了橫向預瞄偏差的概念，建立了基於橫向預瞄偏差的駕駛員前視軌跡控制模型。
  11. Experimental results demonstrate that the proposed vision measurement method for the lateral deviation error can achieve the cm - level real - time accuracy on the general road with low gradient under the condition of near view, which can satisfy the measurement demands of the multi - sensor integrated navigation system of intelligent vehicles

    試驗表明，所提出的橫向偏差測量方法在近視野情況下對于坡度不大的一般道路可以取得厘米級的實時測量精度，能夠滿足多傳感器組合導航對橫向偏差測量的要求。
  12. Measurement method of intelligent vehicle ' s lateral deviation error based on vision

    基於視覺的智能車輛橫向偏差測量方法
  13. 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。
  14. We make comparative analysis of technical efficiency, pure technical efficiency and scale efficiency while choosing the year1997and 2000 as the model samples. and we also study the degree of the efficiency departure between banks through variance analysis while comparison of the efficiency is made between state - owned commercial banks and the newly founded banks chronologically

    橫向上重點選取1997年和2000年為典型樣本點對各銀行的技術效率、純技術效率和規模效率進行了比較分析；縱向上按時間順序比較了國有銀行和新興銀行的效率，並通過方差分析研究了銀行間的效率偏離程度。
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