光缆

Although not technically unrealizable FTTH difficult, but to make FTTH towards success is worth paying attention to the following areas : research and development efforts should focus on the characteristics of new devices and meet FTTH core chip, lowering the cost of optoelectronic devices and passive components; Development of low-cost, easy to install indoor fiber, cable and connector alignment of the construction equipment and tools; Development of high density, easy-to-use fiber patch panel; focus on the development of remote monitoring and management technologies and systems.

FTTH虽然没有技术上不可实现的难点，但要使FTTH走向成功，以下方面值得重视并应集中力量攻关：开发适应FTTH特点的新型器件和核心控制芯片，降低光电器件和无源器件的成本；开发低成本、易安装的室内光纤、光缆和连接器及相配合的施工仪器工具；开发高密度、易操作的光纤配线架；开发集中的远程监视和管理技术及系统等。

VOCM system by virtue of the connection wire in other areas of excellence, development of the integrated wiring products include: five types of cables, ultra-five cables, six cables, UTP, FTP, SFTP indoor and outdoor fiber optic cable and optical fiber products, the application of Network Engineering team work of the patch panel cabling, Category 5, Category 5 super, Generic RJ45 socket, 110 socket, RJ45 plug crystal; 5 Universal jumper and install various types of set-top box products, network cabling with the strip , and pressure line of tools and playing line with series tools.

VOCM连线系统凭借在其它线材领域的卓越表现，开发的综合布线系列产品包含：五类电缆，超五类电缆，六类电缆，UTP，FTP，SFTP室内外光缆和光纤等系列产品，适用网络工程团队工作布线的配线架，5类，超5类，通用RJ45插座，110插座，RJ45水晶插头；5类通用跳线和各式安装盒的系列产品，网络布线用的剥线器，压线工具和打线用系列工具。

Our company established in 2003, is Sichuan Panxi area networks, security systems integrators, including the network system security system set and two operations, the main business network system has a full range of optical products: fiber optic transceivers, fiber optic splitter, fiber jumper, fiber optic MODEM, fiber-optic switches, fiber-optic conversion head, optical fiber and cable, fiber optic single-mode to multimode, fiber couplers, optical terminal boxes, etc.; integrated wiring a full range of products: patch panel, modules, panels, cable, crystal head, of the rationale for line planes, jacket, etc.; switch various modules: MINI GBIC, GBIC, Gigabit Fast fiber module; Fluke Corporation is qualified network monitoring equipment distributors, large and medium-sized enterprises to be able to provide network surveillance testing, fault location, network performance evaluation, as well as third-party network maintenance.

本公司2003年成立，是四川攀西地区网络、安防系统集成商，包括网络系统集和安防系统二大业务，网络系统主要业务有光纤全系列产品：光纤收发器，光纤分路器，光纤跳线，光纤MODEM，光纤交换机，光纤转换头，光纤光缆，光纤单模转多模，光纤耦合器，光端盒，等；综合布线全系列产品：配线架，模块，面板，网线，水晶头，理线架，护套，等；交换机各种模块：MINI GBIC ， GBIC ，千兆百兆光纤模块；公司是FLUKE 网络监控设备的合格经销商，能够为大中型企业提供网络监控测试，故障定位，网络性能评估，以及第三方的网络维护。

Integrated wiring categories: the first step F-link, Taiwan brand COPARTNER full range of products (including five super-five, six, seven categories of twisted-pair, three, five large on the number of cables, optical fiber, optical cable, patch panel, module, jumper frame, panel, crystal head, cabinets, etc.) and undertake a variety of network cabling projects.

综合布线类：首迈F-link、台湾COPARTNER品牌的全系列产品(包括五类、超五类、六类、七类双绞线、三类、五类大对数、线缆、光纤、光缆、配线架、模块、跳线架、面板、水晶头、机柜等)和承接各种网络布线工程。

Each sensor is a short length of fiber-optic cable, with a Light-Emitting Diode at one end and a photo-transistor at the other. In addition, a Polhelmus 3SPACE

传感器是一截短的光缆，一端有一个发光二极管，另一端是一个光敏晶体管。

But now ,as the industrialization upgrading,the size of cities has make great progress,there are 6 areas,1 city,71 countries,1 town,1 country popedom.

尤其是通讯事业实现了超前的发展，形成了拉萨为中心的覆盖全区的光缆、卫星传输、程控交换等等，数字化的通讯现在也是非常发展。

This paper presents the principle of optic time domain reflectometer and the fault location of optic fiber cable line by OTDR.

介绍了光时域反射仪的测试原理及其对光缆线路中经常出现的光纤故障点进行了分析，并简述了用OTDR测量时应注意的问题。

The problems existing in the planning and construction of power optic cable monitoring system are emphatically researched, the experiences in the aspects of site selection for monitoring station, the planning of testing route and monitoring modes, and the selection of optical time domain reflectometer are summarized.

着重研究了在电力光缆监测系统规划、建设中存在的问题，总结了在监测站选址、测试路由规划、监测方式规划及光学时域反射计选型等方面的经验。

The main objective of this dissertation is to reinvestigate the benefits and situation of competition in the context of new developments and innovations in telecommunications industry.

光缆和电力线技术也已腐蚀了当地网络的垄断性。

Instrumentation; cable tray; fiber optic cable; pressure transmitter; logger; control instrumentation; Bimetal thermometer; thermal resistance; thermocouples

安徽蓝德集团股份有限公司是依据现代企业制度形式组建的，致力于工业电气设备、工业自动化设备等行业，集科研、开发、生产、贸易及工程于一体的高科技股份制有限公司，主要产品涉及到工业自动化仪器仪表及系统、电子元器件、电线电缆、光纤光缆、线缆桥架、低压配电设备及其它相关仪表等，拥有五项国家专利产品，产品品类达到十大类，近万种规格。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。