有关曲线 meaning in Chinese
relative curve
Examples
- Recovering three - dimensional motion and structure by using of correspondence of straight lines and the computational theory of optical flow for conic curve are expounded in article
本文先介绍了基于特征直线对应恢复刚体运动和结构参数的方法，然后阐述了有关曲线光流计算的方法。 - In this dissertation , researches on the flow in curved pipes of the last century are firstly reviewed and then a flow model in a rotating helical pipe with multi - parameters is introduced
本文首先综述了一个世纪以来有关曲线管道流动的研究成果，并在前人文献的基础上，提出一种多参数旋转螺旋管道流动模型。 - Based on the review , the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters . we firstly analyzed the fully developed fluid flow and heat transfer , mixed convection heat transfer , the development of flow and heat transfer in the inlet in different cross section ( circular , elliptical , annular and rectangular crossection ) . the variations of the secondary flow , axial velocity , distribution of temperature , the friction force on the wall , the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed
本文在总结和分析了一个世纪以来有关曲线管道流动和换热特性的研究成果的基础上，以旋转正交曲线坐标系统下的多参数旋转螺旋管道中的对流传热为物理模型，通过摄动方法和有限体积法，首次对各种截面(圆截面、椭圆截面、环形截面、矩形截面)旋转曲线管道内充分发展流动的流动结构和传热特性(包括耦合对流传热特性)以及旋转曲线管道开口段发展流动的流动结构和换热特性进行了系统的数值模拟和理论分析，详细讨论了各种无量纲参数对管道内轴向速度分布、二次流结构、温度分布、壁面摩擦力、摩擦系数比以及管道nusselt数的影响，获得了若干创新性成果。