查询词典 optical fiber

In this paper, the application of finite-difference time-domain method modeling to analyze some propagating properties of optical fiber is studied.

本文主要研究用时域有限差分法模拟分析光纤传输中的一些性质。

This article has first designed the hardware of the examination system, chose the appropriate hardware system according to the special production environment and the technics requirement of the Steaming stereotypia. Owing to production line work condition very severe, the temperature and pressure of the air is high, moreover included many corrosive chemical substance, the general industry camera was unable to work in this condition, so it must indirectly obtain a wiredrawing position image through the special lens, then transmitted to the CCD camera by the optical fiber. Transmit the image information to the PC system through the data-acquisition board. analysis the image information by the image-processing software, again send analysis result to the controller.

本文首先对检测系统进行了硬件设计，根据汽蒸定型的特殊生产环境和工艺要求选择了合适的硬件系统，由于生产线的作业条件非常恶劣，空气高温高压，而且含有许多腐蚀性的化学物质，一般的工业摄像机无法工作，只能通过特种镜头间接获得拉丝点位置的图像，然后通过光纤传送到CCD摄像机，拍摄到的图像信息通过图像采集卡传输到PC系统，由图像处理程序对图像信息进行分析，再给控制器输出分析结果。

This mainly displayed in the temperature change caused the back lining material which constituted hydrophone head expansion or contraction, and changed the optical fiber refractive index.

这主要表现在温度变化引起水听器探头背衬材料的胀缩和光纤折射率的变化。

The application of fire automatic alarm system in buildings;2. Optical fiber automatic alarm device for medical transfusion;3. Each function of the automatic alarm system for boiler tube leakage is introduced in detail.

对锅炉炉管泄漏自动报警装置的各项功能进行了较为详尽的介绍，对其在1号炉的设计安装进行了分析和简述，并提出了为确保该装置可靠运行应需采取的措施。

The basic characteristics and basic structures of EDFAs are summarized. The two major nonlinear processes in EDFAs (gain dynamics and cross phase modulation) and their influences to the WDM optical fiber communication systems are described in detail.

论文对掺铒光纤放大器的基本特性以及基本结构进行了总结；对掺铒光纤放大器中的两种非线性过程—增益的动态响应和交叉相位调制效应，以及它们对波分复用光纤通信系统所造成的影响进行了详尽描述。

Shenzhen, China die Co., LTD is located in shenzhen city, guangdong, main: all kinds of diamond wire and cable die, Products: all kinds of steel, iron, copper, titanium, aluminum, tin metal wire, wire drawing, pipe mold, pull out moulds, tin mould, optical fiber drawing/coloring mould, cables and wires and cables, various kinds of mold, extruding molds, wire enameled wire painted terminals blade, Various models, Small machine pilot hole machine accessories, take silk consumables, take silk accessories.

深圳市华叶拉丝模具有限公司位于广东深圳市罗湖区，主营：各种钻石拉丝模具及电线电缆模具；产品有：各种钢、铁、铜、钛、铝、锡等等金属线材拉丝模具，管材拉拔模具、异形拉拔模具、镀锡模具、光纤拉丝/着色模具、电线电缆押出模、各种电线电缆押出机头，漆包线涂漆模具、电线端子刀片；各种机型；小孔机导向器小孔机配件、慢走丝耗材、慢走丝配件。

The application characteristics,researches and operational status of high speed optical fiber data bus in integrated avionic system is surveyed and analyzed.

国外发达国家在机载综合航电系统高速光纤数据总线研究、应用方面已取得了突破性进展。

I nformation super high way is a large scale nation wide or world wide electronic communications network system that com bines high speed channels of optical fiber cables, intermediate and low speed channels of medal cables and wireless trans mission capable of transmitting just about any form of recorded data.

越来越多的网民使用人们所知道的信息高速公路，信息高速公路是一种大规模的全国范围甚至全球范围电子通信网络系统，它集光纤电缆高速电路，金属电缆中底速电路和无线电传播于一体，可以传送任何形式的记录信息。

The results of bend loss measurements for polymer optical fiber composed of different cores and claddings are tes-ted.

测试了不同材料和纤芯半径的塑料光纤中弯曲损耗随光纤弯曲半径和弯曲圈数的变化规律，结果显示弯曲损耗呈现随弯曲半径增加而下降的趋势，纤芯直径越大，临界半径越大，弯曲半径小于临界半径时，弯曲损耗呈现指数规律。

The optical fiber preparation collapsar PLC control system is a set of equipment that be using at the scene by YOFC.

光纤预制棒熔缩机PLC控制系统是长飞光纤光缆有限公司正在工业现场使用的一套生产设备。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。