歐拉力 的英文怎麼說
中文拼音 [ōulālì]
歐拉力
英文
euler force-
In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking
在第一部分的工作中，利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式（ time - gcm ） ，對重力波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬，結果表明，從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化，大氣的非等溫結構加速了重力波在中層頂區的破碎，重力波的非線性傳播是小尺度對流和湍流產生的一個重要的源。So it is impossible for enstatite to decompose to oxides between 50 to 140gpa. ( 5 ) the bulk modulus k0s and its first derivative of pressure k0s " were calculated from the experimental hugoniot data, by using eularian limit strain theory
3 ）根據本文頑火輝石hugoniot實驗數據（結合前人的實驗數據l用歐拉有限應變理論計算得到的頑火輝石零壓炸彈性模量及其對壓力的一階導數為： k叮一266gpa ， k ； ，二4Due to the moving base existence of the minehunting and the frame structure characteristic of the sonar array, a new modeling thought in which the boat body coordinates is regarded as moving coordinates and the whirligig equation of sonar array compared with the self coordinates is founded on the basis of the euler ' s theorem and the coordinate transform is introduced. the dynamic equations of minehunting sonar array with the state matrix form are founded by settling the dynamic models with the vector form. so it offers theory foundation for analyzing the dynamic characteristic and designing robust control
由於獵雷艇作為動基座的存在和聲納基陣的框架結構特點，提出了以艇體坐標系為運動坐標系，運用變形的歐拉定理和坐標變換建立聲納基陣相對自身坐標系的旋轉運動方程的建模思想；將所建立的矢量形式的動力學模型展開整理，獲得了狀態矩陣形式的獵雷聲納基陣動力學方程，為系統動力學模型的實用化奠定了基礎。This dissertation studies the exterior ballistics characteristics of the target sensitivity projectile ( tsp ) in detail, first simplifies it ' s model, analyses the dynamic relation of three rigid bodies among friction plate, parachute and projectile with the method of r - w multi - bodies
對末敏彈實體模型簡化后，運用多剛體動力學中的r - w方法和牛頓-歐拉方法對末敏彈系統各剛體之間的力學關系進行了分析，建立了末敏彈運動的數學模型。In chapter four, according to the analysis on the boundary theory and velocity field of main fluid zone of two - phase fluid pumps, the parameter equations of vane ' s modular curve of centrifugal pump are given, which contact the boundary " layer and eular theory of two - phase fluid pump by the fixing angel of vane as variable and leading into the velocity coefficient a. the results show that, in designing process of vane ' s modular curve of centrifugal pump, the determination of the total shape and parameters relates the flow properties of two - phase fluid and output ability of pump, or the design of the modular curve of centrifugal pump is the kernel of hydraulic design
第四章依據固液兩相流泵的邊界層理論及對主流區速度場的分析，給出了離心泵葉片型線的參數方程；它是以葉片安裝角為參變數，以引入的速度系數k _ v作為中間因子，將兩相流泵的邊界層理論和歐拉理論聯系起來? ?它說明了這樣一個事實，在離心泵葉片型線的設計過程中，它的整個形態或參數的確定都關繫到兩相流體的流動特性和泵的輸出能力，或者說，離心泵型線的設計是其水力設計的核心。The numerical simulation of axisymmetric two - dimensional shock tube is studied, which has a conical convergent section, and its driving gas is the hot product of hydrogen oxygen detonation. finite volume tvd scheme is adopted and the mesh is local orthogonal. the primitive equations are euler s equations of multi - component flow. the new method of eliminating numerical oscillation at the interface of two materials is extended to two dimensions. the mechanical character of this shock tube is analyzed
對由前向爆轟產生驅動氣體並具有局部錐形收縮截面的軸對稱激波管利用兩相常比熱完全氣體的歐拉方程組和有限體積tvd格式在局部正交的網格上進行了二維數值模擬。將消除兩種介質界面處數值振蕩的新方法成功地推廣到二維情況。分析了該激波管的力學特性。The numerical algorithm of solving the adjoint equations for different design cases have been developed by using finite volume methodology which is usually used to solve the flow governed equation. it includes the some important aspects, such as flux formulation, wall and far - field boundary treatment methodology, dissipative term formulation, etc. after the solution of the adjoint equations is obtained, the derivatives of the cost function with respect to all the design variables can be evaluated with the same operation. this can yields a significant saving over the other gradient - based techniques when there are many design variables
（ 3 ）進行了應用控制理論和三維歐拉方程的機翼氣動反設計研究，以及有升力約束情形下機翼跨音速減阻問題研究，分別推導了相應的共軛方程及邊界條件數學表達形式，研究與發展了三維共軛方程的有限體積數值求解方法，及相應梯度公式的數值求解方法，通過對計算網格生成、流場計算、共軛方程數值求解、梯度求解和優化演算法等多方面的有效結合，成功發展了三維機翼的氣動反設計和跨音速減阻優化設計程序，成功地進行了多個設計算例研究。Euler gas dynamical equations
歐拉氣體動力學方程Sets up three - dimensional movement modal of towed - cable, the vector dynamic equilibrium equation is expanded under local coordinate, and numerically discreted by central difference on time and space through transforming eular angle
摘要建立拖纜的三維運動模型，通過歐拉角的變換把拖曳線列陣微元段矢量動力平衡方程在局部坐標系下展開，在時間和空間上作中心差分數值離散。According to the fluid mechanics, euler ' s method, and the concepts of traffic flow system and control field are proposed
參照流體力學，提出研究交通流的歐拉方法、交通流系統和控制域的概念。Because euler equations have disconnected solutions named shock wave in numerical simulation flow field, and to make sure the disconnected solutions not expanding or vanishing among parallel computation sub - domains, there must be certain connections in the numerical value variable among the sub - domains
由於在歐拉方程數值模擬求解流場區域內存在間斷解即激波，而計算流體力學并行數值計算是在分區的基礎上進行的，為了使流場區域內的間斷解不因分區并行計算而膨脹或消失，分區之間的數值變量必然存在著一定的聯系。In consideration of a design plan for intelligent measuring of tubing string length, a mathematical model is established to conduct the measuring based on eulers fomula and the characters of bearing force and deformation of wire rope in the lifting system
針對油管柱長度智能計量的設計方案，以歐拉公式為基礎，依據起升系統中鋼絲繩的受力特點及變形，推導出適用於油管柱長度智能計量的數學模型。The dynamical modeling methods of serial or paralle marchines usually include the vector mechanics method whose representative is newton - eula equation, the analysis mechanics method whose representative is lagrange equation, and the kine method which has both excellences of vector mechanics and analysis mechanics
機械多體系統動力學的建模方法通常有以牛頓? ?歐拉方程為代表的矢量力學方法；以拉格朗日方程為代表的分析力學方法；和兼有矢量力學和分析力學優點的凱恩方法。We used the former studies of bank m & a and cross - border operation, and found that foreign banks tend to make cross - border m & a to gain the benefits of scale economy, cost saving, and diversification. besides, it ’ s a easier way for them to enter the new market
在比較了90年代中期及末期外資銀行在這些國家和地區銀行業中的參與程度和控制力大小的變化后，我們發現中歐、拉美和亞洲的新興市場國家銀行業開放和銀行業私有化進程的不同是造成外資銀行在這三個地區的並購活動進展不一致的主要原因。Dynamics analysis studies the force of the actuator by the newton - euler approach, the force was created by motion parameter
動力學運用牛頓-歐拉法進行分析，由運動平臺的運動參數得出各個液壓缸的驅動力。Based on the euler ' s beam theory and timonshenko ' s beam theory, the basic knowledge of finite element theory and the drawings of qinshen ' s high speed railway box girder bridge, the self - vibration frequency of the high speed railway box girder bridge is analyzed and studied
基於歐拉梁和鐵摩辛柯梁理論的基本知識，結合有限元理論及秦沈客運專線遼河大橋的相關資料，對雙線整孔箱梁預應力箱梁的自振特性進行了分析和研究。In this paper, truesdell derivative is applied into large strain consolidation constitutive relation, which take consideration of the influence of rigidity rotation and deformation, and which makes the theory objective in a wide range
大變形分析中應當採用客觀的應力應變度量。將truesdell率引入到本構關系中，既考慮了剛體旋轉不變性又考慮了變形的影響，使歐拉大變形固結理論具有廣泛的客觀性。Euler stress tensor
歐拉應力張量2. relative dynamics equations of spacecraft and docking mechanism for each phase of the docking process are built by newton - euler method
2 .用牛頓-歐拉法分別建立了對接過程各階段的相對動力學方程。First, the jacobian matrix of the system is derived from a kinematics analysis. then the dynamic equations for each part are deduced using the newton - euler method. at last the driving forces of the active joints are calculated, by using the principle of d ’ a lembert
本文對6 - prrs並聯機器人的動力學進行了分析，分別計算了各個構件的雅可比矩陣，得出了114階的系統雅可比矩陣;然後利用牛頓-歐拉法詳細推導了6 - prrs並聯機器人的動力學方程，結合d 』 alembert原理求出了6個主動關節的驅動力。分享友人