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- raman optical fibre 喇曼光纤
- ALCATEL SHANGHAI OPTICAL FIBRE CABLE CO.LTD. 上海阿尔卡特光缆有限公司。
- A sensor channels the light signal along an optical fibre. 传感器沿光导纤维输送光信号。
- The composition difference between optical fibre plate HMB and CMB was studied. 研究了HMB和CMB两种光学纤维面板的成分差异。
- A monitoring method for transient temperature field of frozen soil using distributed optical fiber sensors was developed based on Raman optical time-domain reflectometry (ROTDR). 摘要基于拉曼光时域反射计(ROTDR)技术,提出了冻土瞬态温度场的分布式光纤监测方法。
- It is already being used in the 1.8km 8.448 Mb/s PCM-120 route optic fibre telephone communication system. 已用于1.;8公里;8
- By the end of 1997, about 1 020 000 homes were passed by Wharf Cable's MMDS network, and about 503 000 homes were served by its optical fibre network. 截至一九九七年底,九仓有线电视利用微波方式传送节目的服务已直达逾102万个家庭,而利用光纤有线网络直达的家庭则约有503000个。
- The extra channels offered on the optical fibre network are mostly additional pay-per-view movie channels and an international home shopping channel. 用光纤网络收看节目的观众则可观看更多自选节目和一个购物台。
- The structure and characterization of optical fibre voltage and elec- tric field sensors are deseribed. 本文叙述了光纤电压电场传感器的结构和性能。
- The ability of the optical fibre conveying microwave, which changed the basic technology of the radar and EW. 光纤传送微波的能力改变了雷达和电子战的基本技术基础。
- YOFC shanghai possesses a wide range of optical fibre cable accessories, service complete solution for ftth. 为最终实现光纤到户提供全面解决方案。
- An optical fibre link needs a photo detector to convert the incoming light pulses into electrical signals. 光导纤维纽带需要图片检测器把输入脉冲转化为电子信号。
- Raman optical time-domain reflectometry 拉曼光时域反射计
- Optical fibre amplifiers. Basic specification. Part 1-3 : test methods for gain parameters. Optical power meter. 光纤增强器.;基本规范
- A safety interlock system that limits the optical power level on an open optical fibre cable. 一种安全互锁系统,该系统在光缆未连接处将光源的功率限制在安全范围内(不损伤人眼)。
- By the end of 1997,about 1 020 000 homes were passed by Wharf Cable's MMDS network,and about 503 000 homes were served by its optical fibre network. 截至一九九七年底,九仓有线电视利用微波方式传送节目的服务已直达逾102万个家庭,而利用光纤有线网络直达的家庭则约有503000个。
- We have moved from valves to transistors to minute transistors on microchips, from ferrite core storage to magnetic media to CD-ROMs, from copper wire to optic fibre. 我们从电子管依次转向了晶体管和微芯片上的微晶体管,从铁芯储存转向磁介质然后又是可更改指令存储器,从铜线转向光缆。
- This paper introduces the Optical Fibre B-ISDN that wasimported from ANT Commpany of West Germany by Guilin Instituteof Optical Communications. 本文介绍了三十四所从西德ANT公司引进的光纤宽带综合业务数字网(B-ISDN)。
- Optical fibre amplifiers. Basic specification. Part 2-1 : test methods for optical power parameters. Optical spectrum analyzer. 光纤增强器.;基本规范
- By now, many supporters have been studied including ceram, glass, quarts, strainless steel, activated carbon, optical fibre, etc. 迄今为止,人们已经研究了许多载体,如:陶瓷,玻璃,石英,不绣钢,活性碳,光纤等。