光电缆

铝包光电缆生产线的神经网络控制研究

Control Project Study of Artificial Neural Network in OPGW Production Line

光电缆和信息路，世界距离在缩短。

Optical Cable and information on road , the world distance shortened .

在水田中敷设光电缆工艺研究

Research on Technology for Laying Cable or Optical Cable in Paddy Field

接入网组网与光电缆设备施工标准要求

Access Network and Cable Equipment Construction Standard Requirement

本文阐述了在我国南方铁路沿线水田中敷设光电缆的特点。

The paper expounds the specialities of laying cable or optical cable in paddy field along the railway in south of our country .

本文介绍了用户接入网的划分、种类、构成及特点，以及如何组网和光电缆工程施工的标准要求。

This article introduces the form and characteristic of access network , as well as how to organize the standard requirement of cable project construction .

提出在水田中敷设光电缆的技术标准，并结合季节连续降雨天气情况制定相应的施工组织和安全措施。

The technical standards for laying cable or optical cable in the paddy field are proposed . Combined with the continuous rainy weather , the corresponding construction organization and safety measures are put forward .

为了使铁路通信光电缆巡检工作的管理和考核有一个迅捷、准确的依据，开发应用了光电缆径路巡检记录系统。

To offer a fast and accurate measurement for the management and assessment of periodical inspection of railway communicate optical cable , the optical cable route polling examination and record system was developed and employed .

光－电缆混合网（HFC）是接入网关键技术之一，而且HFC是当今宽带和窄带网能用的最廉价的方法。

As one of the key techniques of access network , HFC is the most inexpensive approach available for the present broad band and narrow band networks .

内孔近似方格型，有效空间大，便于穿光、电缆。

Within hole approximate pane type , effective space big , easy to wear light , cable .

依据光缆的结构原理图，分析探讨光、电缆产生磁异常的原因。

And according to the makeups of optical cable and power cable , we can analyze and discuss the source of magnetism anomaly .

研究结论：电气化铁路的铁道通信电缆和铁道通信光缆电磁防护措施，可以有效地控制交流电气化铁路对铁道通信光、电缆的影响，达到电磁防护的目的。

Research conclusions : The interference on the cable and fiber cable in the railway communication system by electrified railway can be controlled effectively by adopting the relevant protection measures for the cable and fiber cable , therefore , the purpose of electromagnetic protection can be achieved .

由于光是在电缆中传播，这个新设备的准确性更高。

Because the light is travelling through cables , the new device is much less likely to go out of alignment .

激光光传递沿光纤电缆连接到激光头的和120毫米焦距。

The laser light is delivered along a fibre optic cable to a laser head with a focal length of120 mm .