optical fiber system 中文意思是什麼

optical fiber system 解釋
光纖系統
  • optical : adj 眼的；視覺的；視力的；幫助視力的；光學（上）的。 optical activity 【物理學】旋光性。 an optic...
  • fiber : n. 〈美國〉 ＝ fibre。
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  1. Study on a spectrum absorptive optical fiber gas sensor demodulation system

    光譜吸收型光纖氣體傳感器解調系統的研究
  2. This dissertation is focus on the temperature sensitive mechanism of the brillouin - scattering signal and on the basis of domestic techniques, the methods and approaches of signal detection and processing in distributed brillouin fiber - optical sensor system. a digital multi - point average method ( digital boxcar ) has been proposed based on the characteristics and the sorts of fiber - optical sensors and by analysis the feature of the brillouin - scattering signal, and also comparisons of all sorts of weak - signal detection theory

    論文在全面了解光纖傳感器的分類和特點及分散式光纖傳感器的原理和發展歷程的基礎上，通過分析被檢測的光纖布里淵後向散射信號的特點，研究和比較了微弱信號檢測的各種方法，最終選定了多點數字信號平均（數字boxcar ）的處理方案。
  3. The optical fiber preparation collapsar plc control system is a set of equipment that be using at the scene by yofc

    光纖預制棒熔縮機plc控制系統是長飛光纖光纜有限公司正在工業現場使用的一套生產設備。
  4. The research and development of the optical fiber preparation collapsar plc control system has the important significance for realizing plc control system made in our country early and improving the quality of the optical fiber preparation

    本項目的研究和開發，為盡早實現光纖預制棒熔縮機控制系統國產化，不斷提高光纖預制棒的質量具有重要意義。
  5. The paper describes the work as follows. first, based on the knowledge of collapsar technics, this paper analyzes the characteristic of optical fiber collaperser machine software system and hardware structure, a p8 system and it ' s development kit has been installed first in china, and the hardware system of the optical fiber preparation collapsar has been designed and debugged

    本文主要做了以下幾方面工作：首先，在了解光纖預制棒熔縮機工藝的基礎上，剖析了長飛光纖光纜有限公司的光纖預制棒熔縮機的軟、硬體的特性，在國內首次組裝了p8及開發系統，設計出光纖預制棒熔縮機的硬體系統，並作了調試。
  6. 2. coupling systems between ld and optical fiber are separated into two categories : micro - lens optical fiber system and disjunct lens one

    2 .把ld和光纖的耦合系統，分成微透鏡光纖耦合系統和分立式透鏡耦合系統分別進行了分析。
  7. This multi - purpose optical metering system had adopted the twyman - green interferometric system as its center, containing an advanced digital wave surface interferometry and a kind of homodyne interferometer displacement testing method with nanometer - sized capacity. at the same time, many wide - applied metering technology, for example, the diffracted field ( fringe ) measurement, co - focal lens system, optical fiber sensors and 4f ( focal distance ) space filter system which can embody the chief principle of fourier optics well, were combined into it successfully. this instrument can firstly offer and show modern optical testing method in the laboratory for majors of information processing, instrument science, measuring and testing technology and automatic technology

    該多功能激光光電實驗系統以泰曼-格林干涉（ twyman - green ）光路作核心，包括先進的數字波面干涉技術和一種基於空間干涉原理的、納米解析度零差干涉儀位移測量方法，同時將多種新穎、工程實用價值高的測量技術和光路如衍射測量、共焦顯微技術、光纖傳感技術以及反映傅立葉光學基本光學原理的4f空間濾波系統也組合進去。
  8. The feature of optical fiber transmission system and its effect on the solar radio heliograph are analyzed in this article

    摘要分析了光纖傳輸系統的特性，及其對太陽射電頻譜日像儀的影響。
  9. According to the transmission requirement of solar radio heliograph, four transmitting schemes are compared and an analog optical fiber transmission system is chosen as the final mechanism

    根據日像儀系統的傳輸性能要求，對四種光纖傳輸方案進行了綜合比較，最終選擇模擬光纖傳輸系統作為建設方案。
  10. Along with low optical fibers and high performance laser ' s development, optical fiber communication system and optical fiber passes system both need to be made a certain shape to produce various grow intervocalic oarts of apparatuses

    隨著低損耗光纖和高性能激光器的發展，光纖通信系統和光纖傳感系統都需要把光纖彎曲成一定形狀製作各種光纖元器件。
  11. The application of optical fiber grating fire alarming system sensitive to temperature to oilcan groups

    光纖光柵感溫火災報警系統在油罐群中的應用
  12. A new method for measuring the vibration of shadow mask without touch by detecting the light density with reflection type optical fiber sensor is presented. the measurement system based on the new method is designed to make the vibration measurement easier working, faster calculating, and get more precise results. it is an important measurement and analysis tool to improve the performance of shadow mask and display quality of cpt

    本文提出了基於單光纖光強度反射法的非接觸式微振動測量系統的原理，並設計製造了該測試系統，探索出了簡單方便可靠的測量方法，能夠準確客觀地反映蔭罩振動的各項參數（各振動模的振動頻率、振幅、衰減時間） ，實現了測試裝置的簡便化和測試過程的自動化，為cpt張緊式蔭罩系統的性能改進與顯示質量的提高提供了有效的測試分析手段。
  13. It mainly focuses on the development of optical fiber communication and maintenance of the optical fiber line operation resulting from the expansion of network. it also changes from the positive method of maintenance to an automatic, real - time alarming and optical fiber automatic reversion system. finally the system can supervise the power of local optical fiber cable network and provide information ( including geographic information ) for the equipment management in local computer center

    它主要解決由於光通信的發展，網路規模的擴大所帶來的光纜線路的運行維護問題，並且把以前的被動維護方式過渡到自動、實時告警（報警）和光路自動倒換的模式上，同時系統提供了本地網光纜的光功率監控和本地機房設備管理信息（包括地理信息）功能。
  14. Optical power meter real - time monitor optical power of each optical cable, and control computer gather the value of optical power attenuation circularly, if some values excess the limit, the computer control optical switch to connect another spare optical fiber with otdr card, control the otdr card to test the optical fiber, and then find the malfunction point accurately. the system require software system to run with hardware devices tother. this paper analyze requirement and technical feasibility in software system, ooa and uml are used to analyze software and abstract the class diagram

    通過光功率計對每條光纜中的備用光纖進行實時的監控，測試光功率的衰減值，主控計算機不斷循環的對每個光功率模塊進行數據採集，並記錄每路光信號的光功率衰減值，然後進行分析處理，如發現達到設定的光功率衰減門限值就報警，並控制光開關的切換，將故障光纜中的另一備用光纖與otdr卡連接，通過otdr卡對該光纖進行測試，從而確定故障點。
  15. The device turns round at the range of 360, and locomotive block moves in linear guide in every unit zone. so optical fiber can arrive everywhere in focal plane. experiment result elucidation : the standard deviation of repeat error and positioning error less than 40 microns, the positioning precision of this system can reach demand

    用7根單元機構模擬4000根單元的相互關系，實驗結果表明：機構的重復性誤差和目標點定位誤差的均方根值均在定位精度要求范圍之內，能夠滿足望遠鏡快速、準確的定位要求。
  16. Carbon monoxide ( co ) is used as a research example. based on the theory and experimental approaches of optical fiber infrared absorption sensing, mathematical model and system design for optical fiber on - line gas measurement are presented

    本文選擇一氧化碳（ co ）作為被測對象，詳細研究了基於近紅外吸收的光纖傳感的理論和實驗方法，為氣體的光纖在線檢測提供完善的數學模型和設計系統。
  17. Based on the principle of optical fiber delay line, several modules composed of delay lines are introduced compendiously, which provides the theoretical fundation to select modules in designing system of delay lines

    本文首先從光纖延遲線的原理出發，分析了構成光纖延遲線系統的幾個模塊組成，並且簡要地分析了每一模塊的工作原理，為以後設計光纖延遲線系統時選取最匹配的模塊提供理論依據。
  18. Generic specification for field portable electronic instruments for optical fiber system measurements

    光纖系統測量用野外可攜帶電子儀器的一般規范
  19. And in micro - lens optical fiber system mainly analysis the structure of the end face of optical fiber and it ’ s coupling efficiency

    其中著重分析了微透鏡光纖耦合系統中比較常用的微透鏡光纖端面的結構及其耦合特性。
  20. The first generation uses the shortwave ( 0. 8 m - 0. 9 m ) and multimode fiber, and the second generation uses long wave ( 1. 3 m, 1. 5 m ) and singlemode fiber. and now the third generation uses dwdm fiber - communicating technic. sichuan wide band transmission net optical fiber system is an important project of sichuan telecom

    寬帶傳輸網從採用短波長（ 0 . 8 - 0 . 9 m ）和多模光纖的第一代光纖通信技術到採用長波長（ 1 . 3 m 、 1 . 55 m ）和單模光纖的第二代光纖通信技術發展到了今天採用dwdm （ densewavelengthdivisionmultiplexing ）的第三代光纖通信技術。
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