本文阐述了光缆设备管理地理信息系统的背景、系统目标及相关功能，同时设计软件结构，最后提出了最终展望。
The article illustrate the background of the manage GIS system of optical fiber cable, system goal and structure and function, at last the author open out prospect of the system.
随着宽带网络基础设施从铜线升级到光缆，和处理为处理大批量数据使用新设备，同样的问题也困扰着有线电信网络。
The same problem also affects fixed-line telecoms networks, as broadband infrastructure is upgraded from copper wires to optical fibres and new equipment is installed to handle larger volumes of data.
海底光缆路由勘察使用先进的仪器设备，采集的是数字化信息，能快速准确的成图。
The advanced instruments and equipment were used for the submarine fiber optic cable route surveys, and the collected digital information can be used to quickly and correctly make the maps.
过去CAT V光缆网光设备价格昂贵，故设计的光接收点较少。
In the past, CATV optical cable networks were costliness due to the price of optical equipment, the designer design optical receiver point little.
在此基础上，根据企业的实际需要，为北京朗讯光缆有限公司研制，开发了一套检测设备。
On this basis, according to the actual business needs, Lucent Cable co., Ltd. Beijing research and development of a set of test equipment.
具体介绍了光缆波长、段长、光纤芯数、光纤类别如何确定与光设备如何选择，以指导乡镇网络建设。
How to determine the its type and check its equipment are also introduced in order to direct the net construction in country.
若wdm设备价格下降速度不能跟上光缆价格下降速度，则难以节省成本。
In addition, it will be difficult to save cost if the price of WDM equipments can't decrease simultaneously with that of optical cables.
其中，设备管理子系统和光缆管理子系统是整个系统的基础，分别生成空闲的设备埠和光缆纤芯资源，光电路子系统则市对这些资源进行占用、管理。
They manage the resource of optical cable, equipment, transmission path, and so on. the whole system is based on the equipment and optical cable subsystem.
一种局部分线盒，用于把从光缆配线架上引出的光缆中的光纤接到用户光收发器或其它用户设备的光路上。
A local distribution box used to connect optical fibers in cables from the fiber distribution frame to loops going to the home optical transceiver or other subscriber instrument.
在过去十年中，电话公司在美国的各个大城市中都铺设了光缆，并对SONET设备的使用进行了标准化。
Over the past 10 years, carriers have installed fiber-optic cable throughout every major metropolitan area in the U. S. and have standardized the use of SONET equipment.
为期两周的实习中，同学们直接与烽火科技公司的光纤光缆工程师们深入对话，学习到了一整套通信设备的知识。
During the two-weeks' internship, all students grasped a deeper understanding of fiber and communication knowledge by in-depth interactions with experienced engineers.
简介海底光缆系统路由调查时常用的探测设备及手段和海缆路由的选择与优化。
It presents instruments and means for submarine cable route survey, selection and optimization of submarine cable route.
分布光放大设备，光通信站，光通信系统和光缆。
Distributive optical amplifier, optical communication station, system and cables.
可以直接在光缆上做接头，并直接连接至光电设备上的光缆，特别适用于分期施工和熔接点少的工程中。
Could be connected directly to connectors and devices, perfect for projects need to be done by stages or has few cores to connect.
设备供应商称，广域以太网的成本只有同步光缆网的五分之一或者A TM的十分之一。
Equipment vendors are saying Ethernet in the wide area may have as little as one-fifth the cost of SONET and one-tenth the cost of ATM.
公司技术力量雄厚，具有强大的新产品开发能力，还能为客户定制和研发各类光纤光缆专用设备。
Strong technical force, with a strong new product development capability, but also to tailor and develop various types of optical fiber and cable equipment.
公司技术力量雄厚，具有强大的新产品开发能力，还能为客户定制和研发各类光纤光缆专用设备。
Strong technical force, with a strong new product development capability, but also to tailor and develop various types of optical fiber and cable equipment.
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