Analysis of transmission characteristics for railway dispatching telephone system

1、

The article analyses the connection mode of dispatching telephone circuit in common use, points out the existent problems caused by this mode, and through the theoretic analysis tries to reduce part circuit of this connection mode to build a new type connection mode of dispatching telephone circuit.

对目前的调度电话电路的连接方式进行了分析，指出改电路方式存在的问题，通过理论分析，试图减少其中的部分电路环节，构建出一种新型调度电路连接方式。

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2、

New type connection mode of dispatching telephone circuit

一种新型调度电路连接方式

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3、

Research of Application of Multimedia Image and Graphics Technology in Intelligent Dispatching Room in Coal Mine

煤矿智能化调度室多媒体图像图形系统研究

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4、

This system realizes such functions as vehicle positioning, remote switch control and wireless communication between dispatching room and locomotive, which provide a basis for the realization of semi-automation shunting. Firstly, vehicle positioning based on RFID is studied.

该系统实现了机矿车定位、道岔远程控制以及调度室与机车的无线通讯等功能，并在此基础上实现了机车的半自动化调度。首先，研究了基于RFID的机矿车定位技术。

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5、

The dispatching room controls PLC by industrial ethernet protocol to drive switch machine and inspect the state of switch. Then, the wireless voice and data communication technology between locomotives and dispatching room is presented.

调度室利用工业以太网协议控制PLC，实现远程扳道并实时监测道岔状态。然后，研究了机车与调度室无线语音和文字通讯技术。

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6、

The professional test method for acceptance test on power grid dispatching automation system ( master station system) is described in this paper.

阐述了电网调度自动化系统（主站系统）验收的专业测试方法。

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7、

The importance of test on power system dispatching telephone and the disadvantage of manual test make the dispatching telephone auto-test system a valuable system.

电力系统调度电话测试的重要意义及人工测试的缺点使得采用计算机实现调度电话自动测试的系统具有非常高的实用价值。

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8、

Through this product, the voltage of the fans and the current of the two-stage electric motor can be collected and transferred to the ground dispatching station from long distance for the purpose of making rational dispatching.

通过该产品可以采集对旋式风机电压以及两级电机的电流，并远程输送到地面调度站，以便合理调度，具有很高的应用价值。

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9、

The dispatching station equipment includes dispatcher working station, assistant dispatcher working station, duty head working station, planner working station, comprehensive maintenance working station etc.

调度所设备包括调度员工作站、助理调度员工作站、值班主任工作站、计划员工作站、综合维修工作站等。

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10、

This paper undertakes a research on control center and dispatching station and presents a practical software design solution against the background of the development of digital trunking experimental system.

本论文以数字集群试验系统的开发为背景，对TETRA系统控制中心和调度台进行研究，提出一种切实可行的调度台软件设计方案。

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11、

It has a significant impact in the development and application of TETRA system to design a feature-rich, reliable and user friendly dispatching station software.

设计功能丰富、性能可靠、人机界面良好的调度台软件对TETRA系统的开发与应用有重要的意义。

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12、

The dispatching station software is validated and accord with the design target of the paper.

调度台软件经验证符合论文设计目标。

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13、

Design and Implementation on Dispatching Station of Digital Trunking System

数字集群系统调度台的设计与实现

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14、

Integration of management information system of region power dispatching station

地区电力调度所管理信息系统的集成

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15、

In this algorithm, two-dimensional encoding method represents the priority dispatching sequence and the machine which is selected to operate, multi-objective optimization functions are used as evaluation, and the pertinent genetic operations can enlarge the population and search space.

该算法采用表示工序先后顺序及机器选择的二维编码方式，以多目标优化函数为度量，通过有针对性的遗传操作扩展后代的多样性和算法的搜索空间。

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16、

I'm impersonating my dull as dishwater doppelganger, Elena.

我要假扮我那无趣透顶的二重身埃琳娜

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17、

I'm not surprised that he can't find a partner. He's as dull as dishwater.

他找不到伙伴这没有什么可大惊小怪的，他这人如潲水一样乏味。

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18、

The starting and shifting dynamics models for double clutch transmission ( DCT) are built, and linear quadric optimal control theory is used to study the engaging and disengaging laws of clutch.

建立了双离合器式自动变速器起步、换挡动力学模型。利用线性二次型最优控制理论研究了离合器接合、分离规律。

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19、

A pressure plate is connected with a disengaging lever which is in a handle shape and provided with an adjusting bolt at the middle part thereof in a drilling way;

压盘上连接有分离杠杆，分离杠杆呈手柄状，其中部钻设有调整螺栓，调整螺栓连接有分离杆弹簧。

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20、

However, due to some factors such as the influence of national macro-policies, medicine retail trade in its development suffers from many management difficulties, including region segmentation, barriers of local protectionism, diseconomy of scale in chain-management, less development finance, etc.

但是，由于国家宏观政策等主客观因素，医药零售行业在发展中遭遇区域分割和地方保护主义壁垒、连锁经营的规模不经济、发展资金缺乏等经营困境。

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