查询词典 modeling

To illustrate the feasibility of our parallel algorithm, the two examples for pseudospectral modeling of seismic wave are given: 2D acoustic and 3D elastic anisotropy modeling of wave propagation.

为了检验我们的并行算法的可行性，文中以傅利叶正演模拟技术为例，给出了声波和3D各向异性弹性波模拟的例子，并对不同版本运算效率进行了比较，证实了方法的有效性。

Functional neuroimaging ; functional connectivity ; effective connectivity ; psychophysiological interaction ; structural equation modeling ; dynamic casual modeling

脑功能成像；功能连通性；有效连通性；心理生理交互作用；结构方程模型；动态因果模型

This paper studys the the interactions between solution of primary minerals ofthe reservoir sandstone, the deposition of authigenic mineral, and the formingmechanism of secondary porosity in Upper Paleozoic reservoirs in Ordos basin withthe modeling theory of Water-Rock Interaction, builds the correspondingthermodynamics database and dissolution experiment database, and provides thecomparable and quotative data for the Water-Rock Interaction modeling research ofreservoir rock.

本论文将水—岩相互作用模拟(即热力学理论模拟计算和溶解模拟实验相互结合的方法)用于鄂尔多斯盆地上古生界碎屑岩骨架组分的溶解、自生矿物的沉淀及其与次生孔隙形成机制之间关系的研究，建立了相应的热力学数据库和溶解实验数据库，为沉积盆地储集岩的水—岩相互作用的模拟研究提供了可对比与借鉴的基础资料。

In order to select optimal grid and good computation efficiency to recover the entire signal, aiming at the Ricker wavelet commonly used in forward modeling, we analyzed the alias and signal restoration problem in finite-difference method based on spatial sampling theorem and seismic wave traveling regulation in media with different velocity, to derive quantitative relationship among the modeling grid size, minimum velocity of model layer, and recovered main frequency of wavelet.

为了选择最佳的网格尺寸以及以最小的计算量完整地恢复出信号，针对地震波场正演模拟中经常使用的Ricker子波，根据空间采样定理和地震波在不同速度介质中的传播规律，分析了有限差分算法中的假频和信号恢复问题，推导出模拟网格尺寸、模型地层的最小速度和能够恢复的子波主频之间的近似定量关系，并用数值算例验证了这一关系。

Aiming at local hydrological feature, the problem of transport and transformation of heavy metal in river network regions through mathematical modeling at the first time. Establishing modeling of heavy metal transport and transformation, dissolved heavy metal was the main research goal and the synthetically sedimentation coefficient was imported to investigate the migration of heavy metal between aquatic phase and sedimental phase.

针对区域水文特点，首次采用数学模拟的方式对平原河网地区的重金属迁移转化问题进行研究；建立重金属迁移转化模型，以溶解态重金属为主要研究对象，通过引入综合沉降系数分析重金属水相和沉积相之间的相互迁移过程。

It obtained the 3D CAD configurations of the grinder parts based on the product modeling, proposed and adopted four modeling methods such as parameterization, skeletonization, scanning and data conversion etc., studied and implemented the automatic transmission of data between isomeric CAD and CAE systems based on specific software platforms.

实现了基于反求工程造型的磨床零件三维CAD造型，提出并应用参数法、骨架法、扫描法和数据转换等四种建模方法，基于具体的软件平台，研究并实现了对异构CAD与CAE系统间数据的自动传递。3。

In 1944, Emmeline Snively, director of the Blue Book Modeling Agency, told modeling hopeful Norma Jean Baker,"You'd better learn 11secretarial work or else get married."

1994年，蓝皮书模特公司的经理埃米琳·斯尼维利对希望成为模特的诺玛·琼·贝克说：&你要不学点秘书实务，或者干脆嫁人算了。&

In order to solve the problems mentioned above, we research the general modeling and simulation for the design of stevedoring technology scheme for container terminals which is the core of the dissertation, implementation of simulation modeling and simulation for case study.

其中仿真建模理论研究是本论文的核心内容本论文主要的研究工作如下： 1 归纳并提出基于DEDS的集装箱码头工艺方案设计仿真系统的实体、事件、活动、进程研究：实体的提出确定了集装箱码头工艺方案设计仿真系统边界内的对象；事件和活动的提出明确了系统内所有事件的类别和数量，以及每一个事件可以驱动的活动类型；进程的提出明确了系统中进程种类，同时展现了每一个进程所包含的事件及活动之间的逻辑关系和时序关系。

A new method of post-stack seismic forward modeling under complex surface conditions was proposed from the point of seismic modeling It used the theory of submerse topography and zero-velocity layer, the new method firstly transformed the original surfaceto a level , and got a new model.

基于波动方程基准面延拓的偏移方法理论，从地震波场正演模拟的角度出发，提出了一种新的适用于起伏地形的地震叠后正演方法。

Finally, a modeling system based on requirement baseline is designed on the basis of the data model. Using SQL SERVER 2000, this modeling system proves that it is possible to sovle those problems like the consistency, integrality and trackable characteristic of SCI in the process of SCM.

通过基于需求基线的软件配置管理原型系统的设计，证明了以该数据模型为基础设计的系统用于解决软件配置管理过程中软件配置项的一致性、完整性和可追踪性等问题的可行性。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。