根据爆炸力学、爆炸动力学和热力学理论，建立了瓦斯爆炸流场三维动态数学模型。
A 3-d dynamic mathematical model of gas explosion flow field was built based on explosion mechanics, explosion dynamic mechanics and thermodynamics.
由于气流在喷管流动中具有复杂的三维非定常的特征，因此，建立其动态数学模型有着更为重要的工程及理论价值。
In order to obtain transient mathematical model as vectoring deflection which is very important in engineering and valuable in theory, three-dimensional and unsteady flow fields must be researched.
对运动电弧作用下脉冲tIG焊接熔池流场与热场动态变化过程建立了三维数学模型。
A three-dimensional numerical analysis model of fluid flow and heat transfer in pulsed current TIG weld pool is developed.
引入准三维流数学模型进行地下水动态预报及建立地下水管理模型。
The dynamic drawdown forecast was performed and the groundwater management model was developed, based on a numerical quasi-three-dimensional simulation model introduced.
利用本文提出的动态模型变参数数学模型，在国际上首次对燃料电池起动过程进行了动态模拟，揭示了燃料电池热态起动过程中，电池温度在三维空间上随时间的变化规律。
The three dimensional variation rule of the temperature of the cell with the time is presented during the process of the startup. A MCFC-ST combined generation system is presented and designed.
总结了虚拟仿真实验开发过程中的各种仿真建模方法和技术，包括数学模型的建立、静态和动态三维图像模型的建立、数学模型与图像模型的协调工作等；
This paper summarizes kinds of modeling methods and technologies, such as the establishment of mathematical models, static and dynamic 3-D image models, cooperation of the models, etc.
并根据切屑空间运动轨迹的数学模型，建立了切屑三维造型模型，并在虚拟现实环境中实现车削过程的切屑实时动态仿真。
Based on mathematical model of chip space motion path, the 3d model of chip shape was developed. The real-time simulation of chip generation was realized in the virtual reality environment.
并根据切屑空间运动轨迹的数学模型，建立了切屑三维造型模型，在虚拟现实环境中实现车削过程的切屑实时动态仿真。
Based on mathematical model of chip space motion path, the 3d model of chip shape was developed. The real -time simulation of chip generation was realized in the virtual reality environment.
并根据切屑空间运动轨迹的数学模型，建立了切屑三维造型模型，在虚拟现实环境中实现车削过程的切屑实时动态仿真。
Based on mathematical model of chip space motion path, the 3d model of chip shape was developed. The real -time simulation of chip generation was realized in the virtual reality environment.
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