查询词典 simulation

And then, the paper also introduces the simulation tool software MATLAB which is used in the project, and introduces each module of OFDM including the channel coding, interleaves, modulation, the fast Fournier transformation and the wireless channel in this simulation. Finally, the paper analyzes the flowing diagram of OFDM and carries on the simulations on the simplification module which does not affect the research of the transmission, and then discusses the results obtained from the simulation experiments.

首先介绍了OFDM的历史背景发展现状及趋势研究意义和研究目的及研究方法和OFDM的基本原理基本模型OFDM的基本传输技术及其应用，然后介绍了本课题所用的仿真工具软件MATLAB，并对其将仿真的OFDM各个模块包括信道编码交织调制方式快速傅立叶变换及无线信道进行介绍，最后是对于OFDM的流程框图进行分析和在不影响研究其传输性的前提下进行简化，并且对其仿真出来的数据图形进行分析理解

The simulation model of air defense fire oppugning effect was based on simulation design theory, simulation control mechanism, model internal structure and model algorithm.

从仿真设计原理、仿真控制机制、模型内部结构和模型算法三方面研究防空火力抗击效果的仿真模型。

The simulation model of air defense fire oppugning effect was based on simulation design theory, simulation control mechanism, model internal structure and model algorithm.

作者单位：（防空兵指挥学院研究生15队，河南郑州 450052）摘要：从仿真设计原理、仿真控制机制、模型内部结构和模型算法三方面研究防空火力抗击效果的仿真模型。

The suggested model was validated using a SCATS control region of Shanghai city as an example of the simulation traffic network, the data sampled by the detectors of SCATS and the probe vehicles as the input of simulation, and the Paramics V6 as the simulation platform.

最后，以上海某SCATS控制区域为仿真路网，以SCATS采集的检测器数据及浮动车数据为仿真输入数据，以Paramics V6为仿真平台对本文模型进行验证，结果表明能够提高系统的控制效率。

Then the virtual prototype technique was applied to the dynamics simulation of the yawing mechanism, and the simulation result is the same as the theoretic conclusion. The experiment result proves that the simulation result is credible.

然后将虚拟样机技术应用于转向机构的动力学仿真，得到了与理论分析相同的仿真结果，并通过实验结果验证了仿真结果的可信性。

To solve the problem, a concept of dynamic antenna is introduced, which comprises the antenna with wireless sensor, wheels, and vehicle body. A 3D electromagnetic simulation model for the dynamic antenna is built and a simulation is performed. The parameters of dynamic antenna obtained by the simulation are then used in the design of matching circuit of base antenna.

针对该问题提出将无线传感器天线、轮毂、车身看作一个动态天线，建立动态天线的三维电磁场仿真模型，并将仿真得到的动态天线参数用于无线传感器天线的匹配电路设计。

According to the researching actualities in ring rolling, this paper researched deeply the basic law of rolling deformation by simulation using ABAQUS software on the base of ring rolling theory and elastic-plastic kinematics explicit FEM. And the residual stress in cold ring rolling was computed by numerical simulation.The mass scaling measures in finite element simulation of ring rolling were researched.

本文针对环件轧制的研究现状，基于环件轧制理论和弹塑性动力显式有限元法，以ABAQUS有限元分析软件为平台，以数值模拟的方式对环件轧制变形的一些基本规律进行更深入的研究，并对环件冷轧时的残余应力进行数值模拟计算。

It indicates the distinct element method simulation model of charging of bell-less top blast furnace may replace the model experiment that takes very long time, and spends a great amount of both manpower and material resources to research the law of charging of bell-less top. The distinct element method simulation is made for opening furnace charging of reality bell-less top blast furnace. The result of simulation is also very identical with that of measuring.

本文在高炉无钟炉顶实验模型上进行了单环和多环布料实验研究，同时运用离散单元法模拟模型对实验进行了数值模拟，得到的炉料分布和料面形状的实验结果与模拟结果相当吻合，这证明了离散单元法在高炉无钟炉顶布料中的应用是可行的，并且表明运用高炉无钟炉顶布料离散单元法模拟模型可以替代费时、费钱、费力的物理模型实验，进行无钟炉顶布料规律研究。

On the basis of the railway organization simulation system of PDL, this paper takes the under-constructing Beijing-Tianjin Passenger Dedicated Railway Line as background. Simulation experiments are respectively carried out using traditional way and accurate simulation initialization method in four-aspect fixed block signaling system and quasi-moving block signaling system.

最后在自主设计开发的客运专线列车运行组织仿真系统上，以正在建设的北京到天津客运专线为背景，分别应用传统的和精确的初始映像方法在四显示固定闭塞和准移动闭塞下进行仿真。

The first of the I2C-bus design of the Avalon bus interface specifications and a preliminary understanding, the use of Verilog HDL language of I2C modules were prepared, and then carried out Modelsim compiled simulation software simulation, simulation waveforms obtained, and finally to adopted by the compiler to achieve the I2C IP core in the SOPC BUILDER module can generate nuclear IP core, the IP core of the I2C is Avalon bus interface, and then prepared NiosII system testing software, to achieve the functions of I2C bus.

本设计先对I2C总线的规范和Avalon总线接口进行了初步的了解，使用Verilog HDL语言对I2C的各个模块进行了编写，然后在Moelsim仿真软件内进行编译仿真，得出仿真波形，最后把编译通过的，实现I2C总线IP核的模块在SOPC BUILDER中生成可以调用的IP核，这个I2C的IP核是采用Avalon总线接口的，然后在NiosII中编写系统测试软件，实现I2C总线的功能。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。