In seismic inversion, the result is non-unique because of the finiteness and error of measured data the obtained model is the average value of the real model.
在地震反演中，由于观测数据的有限性和误差，使得地震反演结果的非唯一性广泛存在，求得的模型是实际模型在一定范围内的平均值。
The transverse motion equation of rotating disk which is used widely in industry is obtained, and it is translated into the equation in real model state space.
旋转圆盘是广泛应用于旋转机械装置中的基本结构元件，圆盘在高速旋转状态下会表现出与低速或非旋转状态下迥异的力学性能。
Based on the nowadays methods, a method of real-time creating and protracting of 3d static unit symbols is advanced that combines real model and billboard technique.
在现有方法的基础上提出了一种结合实体模型和公告板技术的实时生成与标绘三维静态军标的方法。
By comparing the results of different simplified fe models with the real model of board connection and joint structure, the characteristics and rationality analysis of the results have been proposed.
通过比较板连接、转动连接结构在不同简化建模方式下与真实结构建模方式计算结果的差异，分析了各种简化建模方式计算结果的特点及合理性。
Finally, we have made a real model of the snake-like robot and it has proved our forecast.
最后，在做出的蛇形机器人的实体模型上验证了此方法的正确性。
Aiming at the shortage of the current real model in the teaching for engineering drawing, this paper deals with the research and development of a virtual model lab.
针对目前工程图学教学中实物模型使用的局限性，研究了工程图学教学虚拟模型室。
Aiming at the shortage of the current real model in the teaching for engineering drawing, this paper deals with the research and development of a virtual model lab.
针对目前工程图学教学中实物模型使用的局限性，研究了工程图学教学虚拟模型室。
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