查询词典 simulation

It is proved by simulation test that the model reflects the physical characteristic of real system and the result of simulation is accurate and assumable.

通过对真实系统的仿真试验表明，该模型较真实的反映了实际系统的物理特性，仿真结果准确、可信。

Based on the further study of deformation rule of MgO-mixed concrete, the theory of 3-D finite element simulation analysis of MgO-mixed concrete arch dam is discussed in this dissertation combining with the example of YangChun MgO-mixed concrete arch dam. Moreover, the pertinent simulation analysis software is developed by the author and his colleagues. The main contents are as follows.( 1 ) Transformation rules of MgO-mixed concrete are studied. Hyperbola model of MgO-mixed concrete"s autogeny deformation, especially deduce of the model"s parameter and building process of the model are analyzed in detail.

本文结合阳春外掺MgO混凝土拱坝，在深入研究外掺MgO混凝土变形规律的基础上，详细论述了外掺MgO混凝土拱坝三维有限元仿真分析的原理，与相关人员一起研制了有关仿真分析软件，其主要研究内容如下：(1)研究分析了MgO混凝土的变形规律，并重点对MgO混凝土的自生体积变形的双曲线模型，尤其对模型中参数变量的推求及模型的建立过程作了详细分析。

The simulation results show that the controller ensures the gesture and the energy to the desired goal,farther more the motion control of giant swing backword is realized in the simulation.

单杠体操机器人是模仿运动员在单杠上运动的机械模型，它同时也是一个多输入、多输出、欠驱动、非线性、强耦合的典型复杂系统，其控制具有高度的复杂性和非线性，可用来检验控制理论和控制方法在类似复杂系统控制中的有效性。

By bination of disaster simulation and evaluation models checked by typical accident cases, disaster prevention software and engineering practice,this paper is established on basis of certain fact and correct theoretical model. KEY WORDS: Vapour cloud explosion, Boiling liquid expanding vapor explosion, Accident mechanism, Model, Simulation and evaluation, Artificial Neural Network, Artificial Intelligence, Decision Support System DSS

将灾害模拟评价理论模型及开发的软件系统与工程实践相结合，用典型事故案例来检验、修正理论模型，再应用于工程实践的灾害定量模拟评价、预防控制及救灾决策支持，使整篇论文建立在确定的事实和正确的理论相结合的基础之上。

This paper designs four simulation experiments to verify the CSAPFBA algorithm, and the results of the four simulation experiments are given. This paper lengthways compares the CSAPFBA algorithm with the CSFQ algorithm and breadthwise compares the CSAPFBA algorithm with the CSPAFA algorithm so as to analyze the performance of the CSAPFBA algorithm from the theoretical and experimental aspects.

本文设计了4组模拟实验验证CSAPFBA算法并且给出了模拟实验结果，将CSAPFBA算法分别和CSFQ算法、CSPAFA算法进行了纵向比较、横向比较以便从理论和实验两个方面分析CSAPFBA算法的性能。

Then the voltage source type matrix converter mathematics model is established each in 3-phase static and circumrotate coordinate system, moreover by open-loop simulation, the simulation results show that the voltage source type matrix converter can realize the frequency range very broad sine wave input-output, moreover by regulating circuit parameter, the power factor in input side reaches 1 approximately, realization static VAR compensator function.

然后分别建立了电压源型矩阵变换器在三相坐标系和旋转坐标系下的数学模型，并且对电压源型矩阵变换器进行开环仿真，仿真的结果表明电压源型矩阵变换器能够实现频率范围很广的正弦波输入输出，而且通过调整电路参数使得输入侧的功率因数约为1，实现静止无功补偿器的功能。

And the feasibility of the two measurement methods is demonstrated.3 Computer simulation is performed in the situation of air passing by a heating columned thermistor through a round pipeline. The fluid velocity and temperature distributions under different mass flowrate are shown. They reflect the impact the heating thermistor has on the fluid. The velocity distribution on the surface of the heating thermistor is studied and the impact of natural convection is revealed. The lower limit of measurement based on the simulation result is given.

仿真实验结果给出了不同空气质量流量下加热元件周围流体的速度和温度分布，直观反映了加热元件对流动产生的影响；研究了发热元件表面流体的速度分布，揭示了由浮升力引起的自然对流对流量测量的影响，给出了测量下限值的仿真结果；并通过仿真实验数据验证了恒功率热消散式热式流量计的流量方程。

is presented allowing the adaptive simulation of tubofan compone nt performance adapting to engine particularities.The method can provide accurate simulation for component maps using nonlinear simplx optimization with primary performance particularit ies' function as objective function and coupling coefficient as optimized parameters.

本文以航空发动机部件通用特性为基础运用单纯形优化方法，以发动机主要性能参数和过程参数偏差函数最小为优化目标，以部件特性耦合因子为被优参数，发展了一种预测发动机部件特性的自适应模型方法。

In this paper, a hybrid system high-level ontology is presented as a basic and universal rule for modeling and simulation in different domains.HyHO includes the definitions and attributes of time, state and event,which can be consentaneous in simulation systems.

本文基于对混合系统的分析，提出了混合系统高级本体论HyHO，它包括在混合建模和仿真的不同领域都能通用的最基本的规范，主要包括时间、事件、状态等概念及其属性分析。

The diagram schematics are figured out by using commonly-used chip named 555 timer and 74LS90 conter, tests are given on the simulation in every unit, simulation effect of circuit can be observed in a direct and clear way.

使用常用的芯片555定时器和74LS90计数器设计了电路原理图，对电路的每个单元进行了仿真实验，可以直观地观测出电路的仿真效果。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！