模拟实验

Experiments on simulated and real image data are conducted. The results show that this algorithm is very robust to noises and outliers, and the fundamental matrix with high accuracy can be found.

大量的模拟数据和真实图像的实验结果表明，此算法不仅具有良好的鲁棒性，而且可提高基础矩阵的估计精度。

Develop a set of convenience, practical, education system rich in content, with perfect boundary plane, then to Galton -experiment carry on computer simulation, go on detailed theoretical analyse to it, represent network classroom and in should teach platform carry on teaching fully, superiority of more traditional way.

基于真实的物理过程的分析，我们还对加尔顿板实验进行了计算机模拟，作为该平台教学的一个典型示例。我们发现与传统教学模式相比，网络课堂在教学的深度和广度上展现了极大的优越性。

In this paper,the response function was simulated using MCNP/4C,and the calculated response function for gamma rays with representative energies was verified through thermoluminescence detection technology.

本文用MCNP/4C对其响应函数进行了模拟计算，并采用热释光探测技术对典型能量点的γ射线的响应函数进行了实验验证。

The history of geomorphology indicates that the experiment and simulation is the main direction of modern geomorphology research.

地貌学的发展历史表明，地貌实验与模拟是地貌学今后发展的车要方向。

Assuming the initial background is an isothermal and hydrostatic equilibrium atmosphere in which the horizontal pressure gradients are balanced by the geostrophic winds, we study the nonlinear propagation characteristics of the gravity waves, analyze the influence of the earth's rotation on the propagation of gravity wave and compare the simulation results with that obtained by the linear gravity theory.

假设初始背景是满足流体静力学平衡和地转平衡的等温大气，我们研究了重力波的传播特性，分析了地球旋转效应对重力波传播的影响，将模拟结果与线性重力波理论给出的结果及实验观测结果进行了比较。

In simulated attacks on enemy populations, entire cities in America are contaminated with bacteria, exposing millions of Americans to germ warfare.

在模拟的攻击敌国实验中，美国所有城市都感染了细菌，成千上万美国人陷入了病菌战争的汪洋大海中。

Theoretical analysis and comparison between computational results and experiments show that crossflow diffusion caused by grid lines is the most important error and grid line justification is the effective way to decrease crossflow diffusion.

理论分析和数值与实验间的比较结果表明，由于网格线的不合理布置导致的伪扩散误差是切向燃烧流场模拟中的主要误差。

The effect of groyne length and layout on water surface is analyzed in the paper. Based on the results of simulation and experiment, the local energy loss of the flow due to the groyne is studied. Consequently the surface variation and height of damming are also analyzed.

论文分析了丁坝长度与布置对水面线的影响，根据流场、紊动场模拟结果和实验结果研 ABSTRACT究丁坝造成的水流局部能量损失，并对水面变化和丁坝奎水高度进行了分析。

Main creative points of the thesis are as following:1. It is the first time to apply 2-D and 3-D turbulent model of the air-water two phases flow to the study on hydraulic properties of groyne. It makes description of the turbulent flow field to be possible precisely. This offers a more accurate method to determine the water surface in channel improvement.2. Based on the results of experiment and simulation for 3-D turbulent model of air-water two phases flow, a new formula to compute the height of damming is built.3. Based on the 2-D mode and the formula to compute the height of damming, the subdivision method of 2-D computation for water surface at upstream and downstream.

本文的创新工作主要是：首次将三维水气两相流紊流数学模型应用于丁坝水动力学特性研究，使丁坝附近流场和紊动场的精细描述成为可能，为航道整治中水面线确定提供了一个更为准确的方法；(2)基于水槽实验和三维水气两相流紊流数学模型数值模拟结果，建立了新的丁坝前奎水高度计算公式；(3)基于上述奎水高度计算公式和本文二维水面计算数学模型，首次提出了丁坝上下游二维水面分段计算方法。

Experimental study includes the law of flow field variation and variation of water surface in affected zone by the single groyne or twin-groyne. Mathematical modeling includes following the trail of water surface in 2-D and 3-D conditions, model developing, verifying and applying ofthe model as well.

实验研究包括单丁坝及双丁坝条件下丁坝影响区内流场及水面变化规律；数学模拟方面包括二维和三维自由水面追踪及流场数学模型开发、验证和应用。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失