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- plane potential flow 平面势流
- Investigations show that there are both potential flow zone and plane circular flow zone in the tangential velocity distribution (TVD) of an ideal cyclone. 理论分析与试验研究表明，旋风筒的切向速度分布不出现势流区，主要呈现平面圆旋流分布趋势，对干燥粘性膏状物料特别有效。
- Pipe flowmeter is a very potential flow metering equipment. 弯管流量计是一种有潜力的流量计量仪器。
- The exact form of the exterior problemfor plane potential problems is produced and fully proved by the variation principle. 利用变分法证明平面调和函数的外问题的确切形式;
- The potential flow theory is then applied to the overlap of the slipstream and the flow over the wing. 用位流理论来处理螺旋桨滑流与机翼绕流的迭加。
- The second part is about the airfoil analysis and design of two-dimensional inviscid incompressible potential flow. 第二部分是二维无粘不可压势流的 翼型分析和设计问题。
- The aerodynamic force is solved with the second order approximation method for transonic small disturbance potential flow. 用跨音速小扰动势流的二级近似方法求解气动力;
- Making use of these results, we obtained an exact solution for the incompressible potential flow through a two-dimensional Laval nozzle. 利用这些结果得到了二元拉伐尔喷管内不可压缩位势流动的精确解。
- When wave breaking occurs,strong eddies appears, and the flow around the breakwater cannot be described withpure potential flow theory. 为方便开边界的处理,采用了在计算域中添加源项的方法造波。
- On the basis of potential flow theory, an engineering numerical simulation model was set up to simulate the complex landform and the airfield over it. 该方法可以满足分析飞机做超低空飞行的动力学特性的需要。
- The plane climbed until it was clear of the clouds. 飞机爬升穿出了云层。
- Such as: the balance of elastic membrane, the heat conduction of stationary state, the incompressible potential flow, the problem of electrostatic field and magnetostatics field. 弹性膜的平衡问题,稳定状态的热传导问题,不可压缩势流问题,静电场问题以及静磁场问题。
- The flier is flying a new-type jet plane on trial. 飞行员正在驾驶一架新式喷气机作试验飞行。
- The potential flow theory in fluid mechanics and the thin airfoil theory in aerodynamics are adopted to define the aerodynamic pressure on membrane roofs. 然后采用流体力学中的势流理论并参考空气动力学中的薄翼型理论确定了作用于封闭薄膜屋盖外侧的动气压,从而建立了风与薄膜屋盖的动力耦合作用方程。
- Based on the axisymmetrical potential flow theory of an invicid incompressible fluid, the exact solution of an longitudinally accelerated flow passing an ellipsoid was obtained. 本文基于理想不可压轴对称位流理论,导得纵向加速流绕椭球流动的精确解;
- Numerical calculation of unsteady potential flow for swinging hydrofoil is processed with Vortex Lattice Method (VLM) and interrelated hydrofoil experiment was also made. 采用非定常涡格法对摆推水翼进行了势流数值分析并进行了相关试验研究。
- Numerical solutions agree with supersonic linearized potential flow theory as a special case when the mean angle of attack tends to zero and with piston theory in hypersonic case. 作为平均迎角趋于零的特殊情况,本文的数值结果与超声速线化的位流理论是一致的,在高超声速情况与活塞理论一致。
- The landscape unrolled under the speeding plane. 大自然的景色展现在快速飞行的飞机之下。
- Based on potential flow theory,a numerical method is proposed for predicting the steady and unsteady hydrodynamic performances of puller type podded propulsors. 应用升力面理论涡格法和面元法,建立了拖式吊舱推进器非定常水动力性能的数值计算方法。
- Mary would rather travel by train than by plane. 玛丽宁可乘火车而不愿乘飞机旅行。
