方向力矩 的英文怎麼說

中文拼音 [fāngxiàng]
方向力矩 英文
yawning moment
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : 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...
  • : 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
  • 方向 : direction; orientation
  1. Positive aileron deflection produces an anti-clockwise moment about the x axis.

    正的副翼偏轉角產生繞X軸的負方向力矩
  2. Positive aileron deflection produces an anti - clockwise moment about the x axis

    正的副翼偏轉角產生繞x軸的負方向力矩
  3. The first moment is clockwise and the second is counterclockwise.

    第一個為順時針,第二個為反時針
  4. After analyzing the soil stress, flexure moment data of central section of the sheet, and the flections data of two kinds of holding sheet models which are different on span, the paper gets the horizontal and vertical soil stress distribution rules and compares the result of the exam with calculating result of classic soil stress theory

    通過對兩種跨度的擋板模型的土壓、擋板跨中彎、擋板跨中撓度值的分析總結,得到了擋板後土壓沿高度及水平的分佈規律,並在土壓分佈形式及數值大小與經典理論作了比較。
  5. After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control

    在指反射鏡的擺動控制面,採用低速性能好的分裝式直流電機作為指反射鏡的驅動電機,並採用感應同步器作為角度測量元件,運用軸角轉換器ad2s80a進行角度和速度的輸出,採用技術成熟的pid控制案,進行速度和位置雙閉環控制,以實現指反射鏡轉動速度的平穩性和位置的精確性。
  6. The rudder hinge moment and control force are treated in a manner similar to that employed for the elevator.

    研究舵鉸鏈和操縱法與研究升降舵所採用的法相似。
  7. Then fourier transformation is employed to solve equations of motion of the rings, bulkheads, stringers and fluid respectively, with their reactions ( moments ) expanded by the shell ' s in - vacuo modes. by means of continuity conditions on the interfaces between the shell and the stiffeners as well as the fluid, and inverse fourier transformation, the modal reactions ( moments ) are finally expressed by the shell ' s modal velocities

    然後用fourier變換分別求解環肋、艙壁、縱骨和流場的運動程,將它們對殼體的作用)用殼體周模態展開,利用它們與殼體在連接處位移連續條件以及fourier逆變換得到用殼體速度表示的模態相互作用) 。
  8. The sea1 ring with complex section shape cafl be treated as a combined body made of several individual cy1 inders with di fferent dimensions. by app1ying the method used in the " edge prob1 em " of the fnoment theory of she11, the deformat ion - - - radia1 disp1acement and rotation at the two edges of each individual

    應用殼體理論中求解邊緣問題的法,將密封環分解為多個等厚度、截面為單一形的筒體,對每一圓筒進行分析並運用殼體理論求出其兩個邊緣在外載荷作用下的邊緣變形值? ?徑位移及轉角。
  9. This research was also supposed to provide a valuable reference for the construction of 500kv eastern hangzhou transformer substation project. to guarantee the rationality of the torsion and bending load application, a set of experimental equipments was transformed from a traditional one by exerting tangential force on the brim of the fan board and conducting broad - billed roller application. in the actually fulfilled experiments on the capabilities of the members under different ratios of torsion and bending, the equipments proved to be well qualified in load applying to large - tonnage members

    試驗中,為保證扭轉及彎荷載施加的合理性,在浙江大學工程結構試驗室原有的加載設備的基礎上,分別採用在扇形板邊緣施加切和寬軸承滾軸加載的法,改造並調試出一套可專門用於大噸位構件施加扭轉荷載及組合作用的試驗設備,並利用這套設備進行了離心鋼管混凝土構件在不同彎扭比的組合作用下的試驗研究。
  10. When analyzing skew support continuous curved box girder bridge, curved grid girder analyzing method considering warping effect is applied. matrix displacement method is applied in analyzing skew support continuous curved thin - walled box girder bridge with restrained bearing. in order to convert original rigidity equations to structural rigidi ty equations that can be solved, bearing nodal displacement matrix can be introduced, then unknown quantities at the edge of beams can be consistent with the restrained directions of skew bearings, unit rigidity matrix and unit nodal forces can be gained. structural rigidity matrix can be composed according to matrix displacement method, so nodal displacements and inner forces on the end of the rod that are unknown can be gained calculating equations of inner forces on any cross - section can be solved

    分析斜支承連續曲線箱梁橋時,採用考慮翹曲作用的曲線格子梁分析法,應用陣位移法對具有約束支承形式的斜支承連續曲線薄壁箱梁橋進行分析,考慮到支座的約束條件並不與梁端彎曲角位移和扭轉角位移的一致,引入支座節點坐標陣,使得梁端的位移未知量與斜支座約束一致,來計算單元剛度陣和單元節點,然後按照陣位移法組集總剛並建立結構剛度程,根據結構剛度程即可求解未知的節點位移及桿端,推導出任意截面處的內計算公式。
  11. It shows that the method suggested in the paper is simple, applicable for engineering and has good precision. on the bases of the formulas deduced, and combining with relative test datas, it studies in the paper several factors influencing the bearing performance of the simple beams, such as shape of the external tendons, the equal moment segment length, span - to - depth ratio of the beam, valid initial prestress of the external tendons, area of the internal tension reinforcement, strength of the concrete, vertical distance between

    在公式推導的基礎上,結合相關試驗資料,研究了體外筋的形狀、等彎區長度、梁跨高比、有效張拉預應、體內受拉筋配筋率、混凝土強度、錨固點到樑上邊緣在垂直上的距離、體外預應筋水平段長度(雙折線型體外筋的情況)以及荷載類型等對體外預應混凝土簡支梁受性能的影響。
  12. The dissipation value of pore water pressure does not change along the depth. the influence depth c an reach 4 ~ 5m below the pvds

    孔隙水壓的消散程度沿深度基本不變,呈形分佈,負壓影響深度可達塑排底下4 5m 。
  13. Secondly, the math model of the high - speed pm generator with a shielding is deduced. the method of how to analyze the electromagnetic field of the generator is introduced. and with the help of a kind of fem software, the parameters of a model machine are calculated and simulated, including the electromagnetic field, no - load voltage, single - side magnetic force, loaded torque and axial force

    其次,對轉子帶防護罩的高速永磁發電機數學模型進行了推導,介紹了利用有限元法對電機磁場進行分析的法,並運用有限元軟體對一臺樣機的參數進行了模擬,包括電機磁場分析、空載電壓波形、單邊磁拉、負載轉以及軸面的內容。
  14. The major causes of falling - away of the steering universal joint of jiefang ca1111k2lw logging truck are analysed in a scientific way, implying that the steering universal joint is a key device for transfering moment of force

    科學地分析了解放ca1111k2lw型運材車轉節脫落的主要原因,指出了轉節是傳遞的關鍵裝置,詳細地介紹了在不改變萬節上接叉設計情況下,通過在上接叉鎖定螺栓介面上加裝固定套,使之與盤縱桿頭花鍵凹槽緊緊配合的好法。
  15. It has been derived the design equation, the engaging condition and the formula of overriding friction torque. this has laid an important theoretical foundation for further reliability optimum design. then we can make the clutch have small size, light weight, less friction, flexibility of overrunning in opposite direction and smooth joint at high speed

    本文吸收了機械操縱式超越彈簧離合器的優點,在結構上進行了新的設計,在理論研究上進行了新的探索,推導出了設計程、自激接合條件和超越摩擦計算式,為進一步採用可靠性優化設計奠定了重要的理論基礎,使設計的離合器尺寸小、重量輕、摩擦損失小,反超越靈活,在高速下接合平穩,並通過實驗驗證,說明其理論分析是正確的。
  16. A discretization equation is derived by using a finite volume method in three - dimensional cylindrical polar coordinate system. algebraic equations are solved by iteration with a line - by - line method that is a combination of tdma in axial and radial directions, ctdma in tangential direction and adi method in three directions. the pressure and velocity coupling are solved with the simple algorithm

    在三維圓柱坐標下,利用有限體積法推導離散程;在軸與徑用三對角陣法( tdma ) ,在周採用循環三對角陣法( ctdma ) ,採用交替亞鬆弛疊代法( adi )求解程;推導同位網格下的壓修正程,用simple演算法處理速度與壓的耦合;為加速收斂,採用適當的鬆弛因子。
  17. Specifically, according to the w - w five parameters failure theory, the fracture criterion of crack is established, and the state of crack ( open or close ) is judged by the values of the crack strain. combining the two points, the predict - model about the failure of concrete material is established. this predict - model can predict 16 failure forms, and basing the different failure form predicted after crack, the stress - strain relationship matrix of concrete material is adjusted

    具體來講,根據w - w的五參數混凝土破壞理論,建立混凝土的開裂準則,根據開裂應變值來判斷裂縫是張開還是閉合,從而在兩者基礎上建立了裂縫的開裂預測模式,總共有16種開裂模式;裂后根據具體的開裂模式及殘余抗剪能來調整混凝土的本構關系陣,即用等效剛度代替原有剛度,考慮到垂直於裂縫的剛度為零,這樣會使裂后的總剛出現病態,為此文中通過引用鬆弛系數來對出現裂縫的單元進行預處理,一面可解決因過大的舍入誤差導致計算結果的不可信問題,另一面就是可加速收斂。
  18. In this application, the lorentz force generated by the interaction between the current in the wire and the geomagnetic field produces an electro - dynamic drag leading to a fast orbital decay. in this paper, we make an intensive study of the process of de - orbiting using electro - dynamic tether system. the concrete work includes : firstly, i have studied the basic principle of how to generate the electro - dynamic drag, modeled via accuracy geomagnetism, made a concrete analysis of the de - orbiting duration, the magnitude and direction of electro - dynamic drag under the action of the dipole and accurate geomagnetic models, set up a counterbalance between electro - dynamic torque and gravity gradient torque, emulate the de - orbiting process of spacecraft, and compared the change of six orbital factors and the de - orbiting duration under the action of the dipole and accurate geomagnetic models

    本文對基於電動纜繩的航天器離軌過程進行了深入研究,具體工作如下:首先,本文研究了電動纜繩產生電動的基本原理,建立了精確地磁場模型;分別在偶極子模型和精確地磁場模型作用下,對電動的大小、、離軌時間及電動纜繩傾角的大小進行了計算分析;建立了電動與纜繩系統重梯度的平衡關系;分析了電動為系統提供能量的原理;最後分別在偶極子地磁場模型和精確地磁場模型作用下,對受電動纜繩作用的航天器的離軌過程進行模擬,分析了在不同精度地磁場模型下,航天器離軌過程中各軌道參數的變化情況,並比較了不同模型對離軌時間的影響。
  19. The cycloid function is used to generate the horizontal and vertical foot trajectory respectively, and a modified cycloid function is used to make the acceleration curve of the joint more smooth and successive, the trajectory and drive moment of each joint is calculated by simulation

    使用擺線函數分別產生足的水平和垂直的運動軌跡,用修正擺線函數使其加速度進一步平滑、連續,對各關節的運動軌跡和關節驅動進行了模擬。
  20. In the motion, the direction of angular momentum vector changes every moment, because there is a torque caused by gravity act on the wheel, then the wheel rotate itself and rotate around the fixed point

    車輪進動實驗:在進動中,角動量的矢量不斷改變,是因為受到一個由重產生的,使車輪在自轉的同時又繞支點轉動。
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