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- Derive the governing flow equation for an aquifer. 推导地下含水层的流体方程式.
- In his paper, Perelman added a new term to the Ricci flow equation. 帕瑞尔曼在论文中多补了一项到瑞奇流方程式里。
- The Ricci flow equation has a similar effect on curvature, morphing a manifold to even out all the bumps and hollows. 瑞奇流方程式对于曲率有类似的效应，能把流形上的凹凸之处抚平。
- Using the fracture-cave reservoir carbonate reservoir in Tahe Oilfield,the choke flow equation was derived based on the principle of dimensional analysis and the multiple sta. 以塔河油田奥陶系缝洞型碳酸盐岩油藏为例,利用基于量纲分析原理的瑞利法和基于现场资料的多元线性回归方法建立了适用于缝洞型油藏的油井嘴流产量公式。
- In the vehicle tracking module, it mainly study the Optical Flow Equation (OFE) and the three-step block matching algorithm, and choose the later by writing computer programs. 在车辆跟踪模块,重点研究了运动估计算法中基于光流方程的方法和三步块匹配算法,并编写计算机程序对算法进行了验证和比较,确定采用三步块匹配算法进行车辆运动估计。
- Firstly, the flow equation is establish according to the structure and parameters of power system, the model and parameters of generator and its excition governing system. 根据电力系统的结构和运行参数、发电机组及其励磁系统、调速系统模型和参数数据,建立潮流方程,用PQ分解法,算出电力系统的潮流;
- Two-phase flow equations are studied and a compaction wave model estab-lished. 对一维反应两相流模型进行了研究，建立了定常致密波计算模型。
- Based on the effect of temperature on fractional flow equation, the transformation law of water cut during huff and puff production is summarized and afterward verified by digital simulation of the actual reservoir model. 根据油藏的实际地质特征，建立了数值模型，对所总结的含水率变化规律进行了模拟验证。
- Furthermore, if the entropy of the flow remains as a constant, we can have the isentropic Euler system, and if the flow is assumed to be irrotational, we can have the potential flow equation. 如果再假设流体的熵保持为常数，那么我们进一步 得到等熵的欧拉方程组；如果再假设流体的速度场满足无旋条件，我们可以得到所谓的位势流方程组。
- For a given load demand, security economic dispatch (SED) allocates the units generation to minimize the total production costs, including the security and load flow equation constraints. 摘要安全经济调度(SED)注重在满足输电元件安全条件下，对一定负荷需求，力求以费用最小化来安排发电方式。
- In this paper, the adaptive parallel Multigrid algorithm is applied in solving transonic flow equation with large disturbance in the axial direction and small disturbance in the transverse direction. 本文运用自适应并行多重网格法求解了轴向大扰动、径向小扰动的跨音速方程。
- The gas flow equation,which can objectively describe the correctness or not of themechanism for methane gas flow in coal seams,is the cornerstone for the theory for gas flow in coalseams. 瓦斯流动方程是煤层瓦斯流动理论的基石,它反映了煤层内瓦斯流动的机理。
- A method to study the throttling by the annular aperture was suggested and the flow equation through the aperture under the turbulence state was deduced using the boundary layer theory. 提出了环形缝隙节流的一种研究方法，运用边界层理论推导了紊流状态下缝隙的流量表达式。
- Relief piping pressure drop shall be determined using isothermal compressible gas flow equations. 安全泄压管道的压降（阻力降）通过等温压缩气流的公式来确定。
- The seawater intrusion problem is modeled as coupled two parabolic differential equations, of which one is a flow equation, the other one a convection-diffusion equation. 海水入浸问题的数学模型是两个耦合抛物型偏微分方程。其中一个是关于压力的流动方程,另一个是关于浓度的对流扩散方程。
- All the criticism seems to have flowed over him. 所有的批评对他似乎都是耳边风。
- During data flow analysis, boolean calculation is used to define data flow equations which avoids the complexity of aggregate operation. 在数据流分析过程中以逻辑运算来描述数据流表达式，避免了传统集合运算的复杂性；
- Scientific brains flowed into America. 科学界的精英流入美国。
- The whole flow is divided into three different regions,each being subject to a treatment by the basic aerodynamic flow equations. 将叶栅的整个区域分为三个流动区域并应用流体力学中的基本方程式分别进行了处理。
- The fluid flow equations are solved by means of the finite element method based on Galerkin method, and wellbore is taken as the boundary of elements. 与以往不同的是，该模型应用有限元方法进行差分离散，并将油水井视为单元的边界进行处理，选用任意形状六面体（曲边）单元和等参元变换以及隐式压力和隐式饱和度交替求解的方法。
