two-dimensional flow的例句大全

Diagnostic Value of Two-dimensional Ultrasonography and Color Doppler Flow Imaging in Abruptio Placentae

二维及彩色多普勒血流显像对胎盘早剥的诊断价值

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Objective To assess the value of two-dimensional Ultrasonography ( 2DUS) and color Doppler flow imaging ( CDFI) in diagnosing venous aneurysm.

目的探讨二维超声及彩色多普勒血流成像（CDH）对静脉瘤样病变的诊断价值。

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Diagnosis of Ventricular Septal Defect with Two-dimensional Doppler Color Flow Imaging System

二维彩色多普勒对室间隔缺损的诊断

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Numerical Study on Two-dimensional Laminar Flow and Control over a Circular Cylinder

二维圆柱层流绕流及其控制数值模拟

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Taking the anti-analysis of earthfill dam permeability coefficient as an example, a new anti-analysis method of hydraulic seepage flow for the BP nervous network of resultant two-dimensional seepage flow finite element method is proposed.

以土坝渗透系数反分析为实例，结合二维渗流有限元法的BP神经网络，提出了一种新的水工渗流反分析方法。

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Two-layer flow of magnetic and non-magnetic fluids was simulated in two-dimensional Cartesian coordinate. The continuity equation, two momentum equations, the kinematic equation, and the magnetic potential equation were solved numerically.

采用二维笛卡儿坐标系，数值求解了磁性液体和非磁性液体体系的连续性方程、双动量方程、运动方程以及磁势方程，模拟了磁性液体-硅油的两层流动。

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The hydrodynamic characteristics of two circular cylinders in tandem arrangement in a two-dimensional incompressible uniform cross flow were calculated using the large-eddy simulation ( LES) method.

采用计算流体软件CFX-5中Large-eddy simulation（LES）模型计算了二维不可压缩均匀流中孤立圆柱及串列双圆柱的水动力特性。

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Firstly a simplified model with six parameters is built for a two-dimensional tangential velocity field. This model can show the basic characteristics of the tangential flow field.

建立了一个由6个参数决定的四角切圆流动二维速度场简化模型，该模型能够反映切圆流场的基本特征。

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the position that modification of mean flow increased rapidly agreed with the one that two-dimensional wave began to be ruleless.

平均流修正开始快速增长的位置与二维波开始不规则的位置是一致的。

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two-dimensional turbulent-flow numerical modeling in non-pressure tunnel of high water-head reservoir

高水头下水库无压泄水洞的二维紊流数值模拟

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using the systematic planning method, we present a two-dimensional model for water flow and nitrogen transport and transformation in a groundwater system through the feasibility study of a land treatment system nearby jiayuguan city.

本研究利用系统规划模式，通过对嘉峪关市的土地处理系统的可行性研究，我们提出了一个对水流和氮的迁移与转化的二维模型。

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materials and methods: sixty-two patients with persisting bleeding after drug induced abortion were observed with two-dimensional ultrasound and color doppler flow imaging ( cdfi).

材料和方法：对62例药物流产后阴道流血患者进行二维超声和彩色多普勒（CDFI）观察，用脉冲多普勒（PWD）测量子宫肌壁及宫腔残留物内血流参数；

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a finite difference scheme for two-dimensional miscible displacement flow in porous media on grids with local refinement in time and space

多孔介质中二维混溶驱动问题在时空局部加密复合网格上的有限差分格式

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objective to evaluate nut-cracker syndrome ( ncs) with two-dimensional ultrasound ( 2d), color doppler flow imaging ( cdfi) and pulse doppler ( pd).

目的探讨二维超声（2D）、彩色多普勒血流显像（CDFI）和脉冲多普勒（PD）诊断左肾静脉受压综合症（Nut-CrackerSyn-drome，简称NCS）的价值。

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except for research on the unsteady flow at lower lock approach in siyang, jiangsu province by physical model, a two-dimensional numerical model is developed to explore the alternate research method in this paper.

本文采用物理模型对江苏泗阳船闸下游引航道非恒定流进行模型试验，同时探索了建立平面二维水流数学模型对该问题进行研究。

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two-dimensional and two-phase fluid flow

二维两相渗流

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two-dimensional large eddy simulation of internal flow in jet pump

射流泵内部流动的二维大涡模拟

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We will consider first the case of two-dimensional incompressible steady flow through orthotropic soil.

我们首先考虑二 维 不可压缩流体通过正交各向异性土层的定常流动.

词典精选例句

A method of representing a conic in three-dimensional space is proposed, and the concept of the coordinates of the conies in two-dimensional and three-dimensional space is defined, then the definition of the optical flow of a conic is given.

提出了一种空间二次曲线的表示方法，建立了空间二次曲线和平面二次曲线的坐标概念，给出了一种基于二次曲线的光流定义。

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Turbulent diffusion of the entrained air in a two-dimensional chute flow

均匀水流掺气的紊动扩散

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