查询词典 dynamic system

First, the structure of the helicopter airscrew loading system is introduced. Then, the mathematic model of the single channel loading system is proposed, based on which its dynamic performance is analyzed.

论文首先介绍了直升机旋翼加载系统的结构，然后建立了单通道加载系统的数学模型，在此基础上分析了加载系统的动态性能并设计控制律。

Dam safety monitoring simulation and experiment system is a dynamic analogies system.

大坝安全监测仿真实验系统是一种动态模拟实验系统。

Dam safety monitoring simulation and experiment system is a dynamic analogue system.

大坝安全监测仿真实验系统是一种动态模拟实验系统。

Nonlinear frequency response characteristics of a 2K-H planetary gearing system with multiple backlash has been calculated by using the developed analytical MDOF harmonic balance method, and has been compared with corresponding linear system. Again, influence of parameters on dynamic behavior is discussed.

通过采用本文推导的多自由度解析谐波平衡法求解2K—H行星齿轮机构的稳态响应，本文计算了间隙存在时行星齿轮系统的非线性动态特性，并就系统的非线性动态特性与线性系统的对比以及参数对行星齿轮系统动态特性的影响进行了分析。

With the method of FEA, the research of tension and anchor system of steel rod is carried out on the basis of the theory of the redevelopment of Ansys. The analysis theory, the static stability behavior and dynamic performance of the system is studied, as well as construction technique.

本文以有限元分析为主要手段，并在Ansys二次开发基础上，展开对钢棒张拉锚固体系的研究，对其计算理论、静力稳定性能及动力性能、施工工艺等方面进行了研究。

First the math theory of machining simulation is studied, and the set structure of NC machining simulation system whose components, including time, input, output and so on, are defined. Hereby we set up the hierarchy structure, the logical structure, the static model and the dynamic model of simulation system. The construction method of sweep entity of cutter and rotation parts is researched, and their differential geometry invariants are calculated. NC code is unscrambled, and the recursion division arithmetic of time segment is put forward, which is the driven data of the movement or rotation parts. The CLDATA should be interference-free. To examine if there is interference between cutter flank and the work piece, an arithmetic that discussed the existence of intersecting curve between them is put forward. To examine if there is interference between two turrets, an arithmetic that discussed the existence of intersection set between two polygons is put forward.

首先研究加工过程仿真的数学基础，然后定义数控加工仿真系统的集合结构及时间集、输入集、输出集等概念，建立加工仿真的层次结构和逻辑结构，阐述双刀车削仿真系统的静态模型和动态模型建立方法，分析刀具扫描体和旋转部件扫描体的建立方法及其微分几何性质；研究NC代码解读技术和双刀加工时间段递归子分划技术，为驱动各仿真单元作数据准备；通过讨论后刀面和工件表面交线的存在性判断刀具后刀面与工件间是否干涉，通过求多边形的交集判断刀架与刀架是否干涉。

It can test barbette" s dynamic performance by serval ways. During testing, the system control barbette" s moving and acquire the real-time data. And reflect the systems state on the friendly system interface.

在测试过程中，完成对炮塔的各种动态控制以及现场性能数据的实时采集，并通过友好的系统界面向工作人员实时反映整个测试过程的运行状态。

The aim of this paper is for the first time to put forward the idea of culture energy coming up to equilibrium in the dynamic state .on that basis, The writer tried to expatiate on the subject of the ideological system of YESHIs benthamism again and sought after the destiny of that system.

本文首次提出"文化能量动态均衡理论"，并在此理论的背景下，尝试对叶适功利主义思想体系进行再阐释；在肯定叶适功利主义思想本身以及在反理学上的学术价值的同时，对其思想的社会价值给予了重新定位和探索。

The paper's research content is uses series DSP of Blackfin's characteristic such as high performance, low power dissipation, support dynamic power source management and the embedded Linux's characteristic such as the open source code, the little system kernel, the entire network structure in the kernel code, establishes a high speed embedded digital home system platform based on Blackfin.

本论文的研究内容是利用Blackfin系列DSP处理器的高性能、低功耗、支持动态电源管理等特点以及嵌入式Linux开放源代码、系统内核小、内核网络结构完整等突出特点，建立一个高速的基于Blackfin的嵌入式数字家庭系统平台。

Dynamic simulation using Simulink complex control system of cascade control system in the process.

利用simulink动态仿真复杂控制系统中的串级控制系统的工作过程。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。