查询词典 dynamical

According to the vibration of roller mill foundation in concrete production,the subject of finite element simulation to large-scale dynamical foundations is put forward.

本论文针对水泥生产过程中，立磨设备基础振动较大的问题，提出了对大型动力基础有限元模拟的课题，旨在研究不同情况下基础的振动情况，进而进行优化设计。

Map is a powerful tool for recording,displaying,computing and analysing roomage relationship of geographic objects. With the development of Science of Computer and Mapping technology, traditonal paper map will be replaced by digital map for its preponderant attribute of dynamical, alternative, Super-Media intergrated, Multi-Yardstick expression and Multi-Dimension displays.

地图是记录、显示、计算、分析地理事物空间关系的一个重要工具，数字地图则具有动态性、交互性、超媒体集成、多尺度表达、多维化显示等优越特性，计算机科学与测绘技术的发展，使得传统纸质地图逐渐被数字地图取代。

The simulation result shows that this dynamical prediction model has the performances like, better generalization, stronger robust, and preferable accuracy (the relative root mean square error of air is lower than 10%, and the relative root mean square error of oxygen is lower than 19%).

仿真研究结果表明：该动态预估模型具有较好的泛化能力和较强的鲁棒性，并具有较好预测精度(风量预测的相对均方根误差小于10%，氧量预测的相对均方根误差小于19%)。

By analyzing the distribution of the roots of the characteristic equation according to Rouche theorem, the stability condition of this dynamical system is investigated and Hopf bifurcations are demonstrated. The bifurcation graph can be obtained and some simulation examples are shown.

利用儒歇定理及其推论分析了该动力系统特征方程根的分布情况，进而得到该系统解析解稳定和Hopf分支存在的条件，画出了分支图，给出相应的数值例子。

In Chapter 3, we discuss the synchronization of coupled dynamical systems on condition that the external coupling matrices are n × n irreducible symmetric real matrices with zero row sum and nonnegative off-diagonal elements and internal coupling matrices are m × m asymmetric matrices.

在第三章我们讨论了耦合动力系统中，当外部耦合矩阵是n×n阶实对称不可约，行和为零且对角线以外的元素非负的矩阵，内部耦合矩阵是m×m阶非对称矩阵时耦合系统的同步问题。

Chapter 2 is devoted to the discussion of the synchronization of coupled dynamical systems with the external coupling matrices being n × n irreducible circulant real matrices having zero row sum and nonnegative off-diagonal elements and internal coupling matrices being m × m symmetric positive definite matrices.

在第二章我们讨论了耦合动力系统中，当外部耦合矩阵是n×n阶实循环不可约，行和为零且对角线以外的元素非负的矩阵，内部耦合矩阵是m×m阶对称正定矩阵时耦合系统的同步问题。

Then combined with a dynamical sea-bed model, a 2-D model of sediment transport with "moving boundaries" is founded. It is applied to the coastal area around the Huanghe delta in large scale.

在此基础上，对黄河三角洲及其临近海域的泥沙冲淤特征与规律进行了大范围的数值模拟。

Taking the self-poise digital balance as example, this paper analyses the influence of every part of digital balance on dynamical performance of a system, and builds up a mathematical model.

文中以自动平衡数字秤为例，详细分析了数字秤各部分结构参数对系统动态性能的影响，并建立了数学模型。

Adopt elastic FTEE as dynamical saline seif-cmpensating filling, which possrss self-sealing performance.

采用弹性PTEE作为动密封自补偿填料，具有自密封性能。

The dynamical model is used to simulate the contact process between the semicircle cylinder and the plane.

获得了考虑物体接触边界摩擦力作用时的接触系统动力学模型的解。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。