長波長光纖 的英文怎麼說

中文拼音 [zhǎngbōzhǎngguāngxiān]
長波長光纖 英文
long wavelength fiber
  • 長 : 長Ⅰ形容詞1 （年紀較大） older; elder; senior 2 （排行最大） eldest; oldest Ⅱ名詞（領導人） chief;...
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 光 : Ⅰ名詞1 （照耀在物體上、使人能看見物體的一種物質） light; ray 2 （景物） scenery 3 （光彩; 榮譽） ...
  • 纖 : 纖形容詞（細小） fine; minute
  • 波長 : [物理學] wavelength波長標準 [光學] wavelength standards; 波長測量 wavelength measurement; 波長常...
  1. As a new component of sensor, fiber grating have many instinctive advantages, such as light in weight, anti - cauterization, anti - interference in electromagnetism, high - sensitivity and compaction in construction. it is very easy to be coupled with fibers and the coupling - loss is slight. using fiber grating ’ s character of sensitivity for stress ; people have done some envelope experiments on structural systems ( such as storied buildings, bridge, railway and dam )

    光纖光柵傳感器除了具有重量輕、耐腐蝕、抗電磁干擾、靈敏度高、結構緊湊等優點外，還有其獨特的優越性，如探頭尺寸小，其直徑與光纖等同;易於與光纖耦合，耦合損耗小;波長調制型，抗干擾能力強;集傳感與傳輸於一體且具有極強的復用能力，易於構成傳感網路;測量對象廣泛，易於實現多參數傳感測量等等。
  2. Fibre optic wavelength switches - generic specification

    光纖波長開關.一般規范
  3. Chapter five describe the real example of the project of dwdm. related with the project of the east - north loop of fiber transmission system, research the layout of the network, analysis the performance of the transmission and bring out the frondose project of construction, inculde the number of the wave length, the speed of the transmission, the style of he fiber etc. chapter six is the summary of the article

    第五章是dwdm技術在通信工程建設中的實際應用，本論文以作者參與的一項具體的工程設計? ?中國移動集團公司建設的東北環光纜傳輸工程中dwdm技術的運用為實例，根據預測業務發展的要求，從傳輸性能的分析，到網路的規劃，技術上的實現，提出了其具體的建設方案，包括波長數目、傳輸速率、光纖類型、光復用段、設備制式等。
  4. The polyester fibre of resisting bacterium is one without which people can t live in modern times, but how to restrain the bacterium propagating excessively and keep people in health is a most important goal that fabrics and clothing industry are striving for. fibre of resisting bacterium can kill the bacterium effectively with the ratio of more than 99 % and it can restrain microbes. the polyester fibre of resisting ultraviolet radiation is also widely used. with the decreasing of ozonospheres in the atmosphere, there are more ultraviolet radiation in the sunlight which do harm to our skin, especially for those men working outdoors, it is more important to think about the way to lessen the harm. the polyester of burning - resisting has attracted more attention at home and abroad and burning - resisting textiles has been advanced definitely by law in many countries. our nation has also made strict claims in some special areas, such as fabrics in vehiciles and vessels, decorative fabrics in hotels. the everlasting burning - resisting fibres and textiles are badly needed. infrared ray fibre is also a new functional one that can absorb and reflect infrared ray after being processed physically. it s functions include physical therapy wet - ejecting and bacterium - restraining. this warm - preserving material can absorb the emitting heat from our bodies, at the same time it can also absorb and reflect the needed 4 - 14 urn wavelength ultraviolet radiation and accelerate netaboiism. fibre of resisting infrared ray is important in military areas

    抗菌纖維具有永久的抗菌性，對金黃色葡萄球菌、大腸桿菌殺菌率大於99 ，能有效抑制細菌繁殖，起到抗菌防臭作用；抗紫外線聚酯纖維的用途也是異常廣泛的，隨著大氣層中臭氧層的日漸稀薄，日光中的紫外線日益增加，對人體皮膚形成極大危害，尤其對于長期從事野外工作的人，因此設法減少紫外線對人體的傷害顯得尤為重要；阻燃聚酯纖維則是一種倍受國內外人士密切關注的纖維，紡織品阻燃在許多國家已有明確法令規定，我國也逐漸在某些特殊使用范圍做嚴格要求，如車船內用紡織品，高級賓館的內裝飾織物等，而且具持久性阻燃性的纖維和織物是現在更為需要的，真可謂用途非常廣泛；遠紅外纖維也是一種經過物理改性后具有吸收並反射遠紅外線的新型功能性纖維，是一種具有優良理療功能、熱效應功能和排濕透氣抑菌功能的新型紡織材料及保溫材料，能吸收人體自身向外散發的熱量，吸收並反射回人體最需要的4 14 m波長的遠紅外線，促進人體的新陳代謝；抗紅外線纖維，則在軍事上有著重要的作用。
  5. Blank detail specification. fibre optic branching devices. type : wavelength selective transmissive star

    空白詳細規范.光纖分路器.型號:按波長選用傳輸啟動
  6. Blank detail specification. fibre optic branching devices. type : non wavelength selective transmissive star

    空白詳細規范.光纖分路器件.型號:非波長選擇的傳輸星形
  7. The results indicate that ( a ) before heat treatment, with the increasing of substrate temperatures, content of lower valency ( tij + ) decreases, the stoichiometric proportion of o / ti in all samples is about 2 ; the films have amorphous incompact columnar fiber structure, and with the increasing of substrate temperature, the size of columnar fiber increases ; the films have good hyalescence in visible range and great absorbability at the wavelength of 350nm ; optical constants of the films are calculated from the transmittance spectrums in visible range by mathematical analysis of the orders of interference, the results show that the refractive ind

    研究結果表明， （ a ）熱處理前，隨著基片溫度的增加，薄膜中的低價氧化鈦含量逐漸減少，化學計量比趨于o ti = 2 ；薄膜具有非晶態不緻密的柱狀纖維結構，柱狀纖維的尺寸隨基片溫度的升高而增加;薄膜在可見光范圍內透明，在波長為35onzn時嚴重吸收，利用干涉級次法分析了薄膜的光學常數，結果表明，薄膜的折射率隨基片溫度的升高而增加，根據計算結果得到了tioz薄膜在不同基片溫度下的折射率色散曲線。
  8. Actively mode - locked erbium - doped fiber lasers ( edfls ) with a high repetition rate and multi - wavelength fiber lasers are attractive optical sources in future ultra - high speed and all - optical communication systems

    多波長摻鉺光纖激光器（ mw - edfls ）可以同時為多個波長通道提供所需光源，被認為是未來長距離大容量的光纖通信系統的理想光源。
  9. Based on an amplified spontaneous emission ( ase ) source, a ring - cavity fiber laser, in which sensor element acted as the reflector of the cavity, was achieved with high - signal noise ratio ( snr ) and high - power. it was demonstrated that the output power was maximum, when output coupler ratio of the coupler was seventy percent

    實驗證實耦合器的輸出耦合比選為某一個最佳值70 ，當980nm泵光工作電流為50ma時，其輸出功率達3 . 5mw ，且輸出激光波長與作為反射鏡的光纖光柵中心波長相同。
  10. By improving the conventional electric - arc fusion method, we have realized the splicing between two kinds of mofs and smf with relatively low splice losses. we have written fiber bragg gratings in grapefruit mof successfully. the multi - wavelength resonances are observed in the grating, and theoretical analysis shows that this phenomenon is caused by the resonances between core modes and cladding modes

    在此基礎上對微結構光纖光柵進行了理論和實驗研究，在柚子型光敏微結構光纖上成功寫制了布拉格光柵，觀察到多波長的反射峰，並利用全矢量有限元方法對微結構光纖布拉格光柵中的多波長諧振現象進行了理論分析，最後在實驗上對其在多參量傳感和多波長光纖激光器件中的應用進行了嘗試。
  11. The general nonlinear propagation equations of four - lightwaves in birefringent fibers are deduced. the characteristics of polarization mode dispersion in 4 + 10gb / sdwdm system in dispersion - flattened fibers is studied. our results show that pmd exerts a detrimental influence on 4 x logb / sdwdm system in limiting transmission rate and the channel numbers

    本論文研究波分復用（ wdm ）系統中偏振模色散的影響，主要工作包括下面兩個部分：一、導出了四波長光波在雙折射光纖中傳輸所滿足的一般非線性耦合方程；在此基礎上，研究色散平坦光纖中4 10gb sdwdm系統的偏振模色散特性，並且進一步研究了偏振模色散對不同通道間隔的4 10gb sdwdm系統的影響。
  12. The transmission of chirped long - period fiber gratings

    三包層長周期光纖光柵諧振波長與薄膜光學參數的關系
  13. The study of the resonant wavelengths of long - period fiber grating with langmuir - blodgett thin - film overlay

    關于鍍有lb膜長周期光纖光柵的諧振波長的研究
  14. 3. the coupled - mode theory and matrix theory of lpfg have been studied. based on the erbium - doped fiber which has been chosen for edsfs, smf - 28 of corning corporation and photosensitive fiber of coractive corporation, the optimum fiber grating period, length, the maximum cross transmission wavelength and the relation

    3 .推導長周期光纖光柵耦合模理論及矩陣理論，結合幾種不同的光纖，包括課題中的摻鉺光纖、 corning公司的smf - 28單模光纖及加拿大coractive公司的光敏光纖，利用matlab7建模並結合已確定的長周期光纖光柵的透射譜來優化長周期光纖光柵周期、長度、諧振波長等幾個參數及它們之間的關系，用來指導和優化光纖光柵的製作。
  15. The methods and the experimental setups for measuring the gain and noise figure of an edfa are emphasized. we introduce how to measure the characteristics of each component of an edfa, especially the gain and absorption coefficient of an erbium doped fiber ( edf ). thirdly, four types of simple and novel l - band edfa structures with low noise, high gain and low gain ripple are proposed to satisfy the requirement of a dwdm system

    基於考慮自發輻射噪聲（ ase ）的giles模型，建浙江大學博士學位論文立了這種edfa的全光增益箱制理論模型;理論和實驗分析了四種可能的光路結構、泵浦波長、光纖光柵反射波長和反射率、泵浦功率以及摻餌光纖長度等參t對其箱制特性的影響。
  16. The optimization of the position and amplitude of the lpfg in the edf is also investigated. on the other hand, the edfa with 1db gain flatness is demonstrated by using the lpfg as a gain equalizer, and this novel gain equalizer inserted in the er - doped fiber ( edf ) increases the gain by 1. 5db

    首次利用這種新型濾波器作為edfa的增益平坦器，獲得了小於1db的增益平坦度。 5 、研究了長周期光纖光柵的特殊應用，提出了利用長周期光纖光柵對外界折射率的敏感特性可製成調制器和光開關的設想。
  17. Ingaasp long - wavelength quantum well laser is at present appied most extensively in optical fiber communication. structuring its circuit model can optimize the design of the optical transmitter and it is significant to design high - qualitied optical communication system

    Ingaasp四元系長波長量子阱激光器是目前在高速光纖通信中應用最為廣泛的一類激光源，構建其電路模型有助於完成光發射機的優化設計，這對于高質量的光通信傳輸系統有非常重要的意義。
  18. Long wavelength fiber

    長波長光纖
  19. Ideas about applications of lpfg to band - pass filters, optical add / drop multiplexing, optical fiber sources, coupling of fibers, optical fiber polarizers and novel sensing are illustrated

    闡明了長周期光纖光柵用於帶通濾波、光上下路復用、光纖光源、光纖耦合、偏振器件、新型傳感等新技術領域的思路，給出了具體實現方法。
  20. The tunable optical characteristics of the novel lpfgs are recognized during the study of their optical characteristics : ( 1 ). the relationship between the resonant amplitude and the applied curvature radius in the bend - sensitive orientation of the novel lpfgs is linear, ( 2 ). the relationship between the resonant amplitude and the applied transverse load in the wavelength - insensitive orientation of the novel lpfgs is linear, ( 3 ). the relationship between the resonant wavelength shift of the novel lpfgs and the applied temperature is linear

    在對新型長周期光纖光柵光學特性的研究中，我們發現了新型長周期光纖光柵的一些獨特的可調諧性：新型長周期光纖光柵的諧振峰幅度和彎曲敏感方向所受的彎曲率呈線性關系；新型長周期光纖光柵在波長不敏感方向其諧振峰幅度和它所受的橫向壓力呈線性關系；長周期光纖光柵的諧振峰中心波長隨溫度的變化呈線性關系。
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