查询词典 system function

As the communication net work of which it is based is changing from circuit switching based ISDN and DDN to packet switching based IP network, the object market will change from large cooperation and government to little work group and personal desktop conference, and finally to family, the function has developed from the simple Video Conference to integrated services such as remote learning system, remote monitoring system and remote medical system etc, video conference will be in a new development generation.

顺应三网合一的发展趋势，由于交互式多媒体通信所依附的传输网络基础，由电路交换式的ISDN和专线网络向分组交换式的IP网络过渡，针对的市场目标将由大型公司、政府机构的会议室向小型化的工作组会议室、个人化的桌面延伸，并最终发展到家庭，功能也已由原先单纯的电视会议功能发展成远程教学系统、远程监控系统、远程医疗系统等多方面的综合业务。

A new simplified three-dimensional piecewise continuous autonomous system (a modified model of unified chaotic system) was introduced by replacing a quadratic nonlinear term in a unified chaotic system with a piecewise linear signum function.

通过用分段线性符号函数替换统一混沌系统中部分二次项，得到一个新分段连续的自治系统(称为统一混沌系统修改模型)。

Therefore,through the Geodatabase data model quoted by ArcGIS,the authors discussed the pipeline data organization and presented the system frameworks according to different requirements of application.The whole system design and function realization are accomplished by the combination of B/S and C/S architecture,which solved the problems such as management,application and dynamic ruled data-update of underground pipelines information.Meanwhile,the referenced scheme and basic idea for system construction of underground pipelines are provided in the paper.

为此，利用ArcGIS引入的Geodatabase数据模型，探讨数据的组织形式，根据不同的应用需求提出系统的框架结构，采用B/S和C/S架构相结合方式进行系统总体设计和功能实现，解决了地下管线信息管理、应用和法规保证的动态更新等问题，为城市地下管线的系统建设提供了借鉴方案和基本思路。

At first, analyse dialectical relation between trust, cooperate and information sharing, recommend content, characteristic, principle of the information sharing in the supply chain and the important function to the supply chain system, finally point out the disadvantage of tradition supply chain system and pizzle effect, and set up information sharing type supply chain system model on the foundation.

首先分析了信任、合作、信息共享之间的辨证关系，然后介绍了供应链中信息共享的内容、特点、原则以及对供应链系统的重要作用，最后指出传统供应链系统的弊病以及导致的牛鞭效应，并在此基础上建立一个信息共享式的供应链系统模型。

The line-tracking system and obstacle-avoiding system use the infrared photoelectric sensors to realize intelligent walking. The LED display system which through control the input and output of 74HC595's data, shows the prearrange face at 24×24LED matrix. Then, simulate the brow change by changing picture to get the function of changing faces.

机器人运动过程中，采用PWM技术和开环系统控制无刷直流电机的运行，实现机器人的行走控制；机器人的寻线及避障系统采用红外光电传感器，实现机器人的智能行走；LED显示系统中，通过编写程序实现对74HC595的数据输入输出控制，在24×24LED点阵上显示预置的面部表情，通过画面切换模拟人物表情变化，实现变脸功能。

It adopts the voltage stability of distribution system as the object function, and uses the improved particle swarm optimization algorithm which can trace dynamically the environment's change to make the real-time dynamically reconfiguration of distribution system, and proposes a new coded form which divides the particle module according to the topological structure of distribution system, and then avoids the convergence precociously via the community characters of DPSO.

它以配电网络电压稳定为目标函数，采用可以动态跟踪环境变化的改进粒子群算法对现有典型的辐射状网络进行动态实时重构，并提出了一种新的编码形式，按照系统的拓扑结构划分粒子种类，从而利用改进粒子群算法的社区特性避免过早收敛。

At last, in our design we use the embedded real time operating system uC/OS-II as the software project base, so we can highly improve both the efficiency and the real-time and stable characteristic of the system. Based on the processes mentioned above accomplished, we can realize the system's preconcerted play function successfully.

在设计中采用嵌入式实时操作系统uC/OS-II作为软件开发平台，既提高了系统软件设计的效率，也有效确保了系统的实时性和稳定性，使得系统最终实现了预定的播放功能。

The expatiation of the control function in this article is divided into two sections: the manufacturing execution system and the basic automatic control. The former was focused on the quality assurance system of pipe welding and the quick-setting system,and the later focused on the control functions,such as the roll gap position control, the tracking of cross-welding line between coils,the sequence control, the speed control over the main driver, edge miller, cut-off machine, HF welder and the heat treatment of weld seams.

分制造执行级MES 和基础自动化级两部分阐述控制功能，MES方面着重介绍快速设定系统和焊接质量保证系统；基础自动化部分重点介绍辊缝位置直控制、钢卷对接焊缝跟踪、顺序控制、主传动速度控制及铣边机、飞锯、高频焊机、焊缝热处理等单体设备的控制功能。

As a result, the mass matrix, the stiffness matrix, the damping matrix and the excitation coefficient matrices of the dynamics differential equations are random parameter matrices. According to the minimum deviation rule of the mean squares between the random parameter system and the deterministic parameter system, the random mean square deviation vector function between the two systems has been set up and the deterministic parameter system has been solved.

应用Newton-Euler矢量法对挂接车辆系统建立了质量阵、刚度阵、阻尼阵和激励系数阵皆为随机参数阵的八自由度随机参数系统动力学微分方程，并按照随机参数系统与确定性参数系统之间的均方值偏差最小的原则，建立了两系统之间的随机均方偏差矢量函数，由此解出了相应的确定性参数系统

Referring to the construct of the common experts system, the frame and function of our system was determined to extend the OPS83 ratiocinative method with converse ratiocinative method, and the ratiocinative mechanism based on target-driver controlling was realized. In accordance with the complexity, uncertainty and confusion of chip forming and chip-breaking process, We suppose imprecise ratiocinative mechanism on the basis of confusion mathematics theory, and found prediction system of the chip forming and chipbreaking for the first time.

研究确定了切屑形成与折断过程预报系统的结构框架，参照一般的专家系统构成原理，确定了本系统结构与功能；扩充了OPS83的推理方式，增加了逆向推理功能，实现了基于目标驱动控制的推理机制；针对切削过程中切屑形成与折断过程的复杂性、不确定性和模糊性，运用模糊数学理论，设计了不精确推理机制；首次建立了切屑形成与折断过程预报系统。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。