水線面力矩 的英文怎麼說

中文拼音 [shuǐxiànmiànlìjǔ]
水線面力矩 英文
waterplane moment
  • 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
  • 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...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 矩 : 名詞1. （畫直角或正方形、矩形用的曲尺） carpenter's square; square2. （法度; 規則） rules; regulations 3. [物理學] moment
  • 水線 : waterline; shoreline水線標志牌 subaqueous cable marker; 水線面 water plane; 水線漆 topping paint;...
  1. 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。
  2. A method is set forth to calculate the hydrodynamic pressure influence matrix of elastic dam using series development and linear superposition theorem in this paper

    利用級數展開和線性疊加原理，本文給出了一種求取彈性壩面動水壓力影響系數矩陣的數值演算法。
  3. Abstract : a method is set forth to calculate the hydrodynamic pressure influence matrix of elastic dam using series development and linear superposition theorem in this paper

    文摘:利用級數展開和線性疊加原理，本文給出了一種求取彈性壩面動水壓力影響系數矩陣的數值演算法。
  4. If applied experiential formula mechanically to calculate the dynamic moment of the tri - eccentric butterfly vavle, its errors for the results would be larger. the paper, by virtue of the postulate of flow with fixed constant, eddiless of ideal liquid, calculated laplace equation by finite difference method in rectangular coordinates, gained pressure distribution on the butterfly disc section, thereby figured out its dynamic moment under each opening angle and the method was feasible for calculating dynamic moment of symmetry or not, designed the program and described the curve of dynamic moment. finally, the paper infered their laws

    採用經驗公式來計算三偏心蝶閥的動水力矩，誤差比較大，本文根據三偏心蝶閥的結構特點，利用理想流體的定常、無旋流動的假定，用有限差分法在直角坐標系中求解拉普拉斯方程，得到蝶板截面上的壓力分佈，從而計算出蝶板在各個開度下的動水力矩，設計出了求解的程序，給出了程序運行的結果並進行了數據處理從而得到了動水力矩曲線，總結了它的變化規律。
  5. The load distributed by central piles under vertical load are higher than by others of the pile group ; 2. under higher vertical load, the foundation soil shows an obvious characteristic of plastic strengthening ; 3. the bearing capacity of pile group under vertical load is larger than the whole sum of bearing capacity of single piles in pile group ; 4. the position of the maximum or zero value of bending moment inpiles, the line shape of bending moment diagram and the value of bending moment of the same cross section of a pile under same load is different according to the lateral loading and the longitudinal loading ; 5

    在較大的豎向荷載作用下，土體出現明顯的塑性強化特徵； 3在豎向荷載作用下，群樁的承載力大於各基樁承載力之和； 4沿線路水平縱、橫向加載時，最大彎矩和零彎矩的位置、彎矩變化曲線的形狀以及在相同荷載作用下各樁同一截面的彎矩值都有一定差異； 5
  6. The hydro - chemical damage evolution equation is deduced by cross board model established by author by the method of chemical kinetics ( pwp equation ). the hydro - chemical damage evolution of a fracture is defined by the variation of board geometry dimension caused by chemical reaction, while a channel by the cros s pipe of the board

    水化損傷的演化可用交叉板模型：裂紋面用矩（碟）形板模型表示，裂紋交匯線用溶管線模型表示，可用化學動力學的方法（ pwp方程）推導出腐蝕損傷巖體中水化損傷的演化方程。
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