optical branch 中文意思是什麼
optical branch
解釋
光頻分支-
On the base, we designed the waveguides " structure and fabrication parameter. and in the design of symmetric y - branch of proton - exchange s ingle - y phase linbo3 modulaor, we used finite difference beam propagation method to analyze and compare the optical transmission loss of different s - bend y - branch
本文對質子交換linbo _ 3單y相位調制器的重要部件y分支進行了深入的研究，比較了不同s彎曲形式的y分支過渡長度與損耗的關系，並計算出間距250 m時的最小彎曲長度。 -
This paper designs an optical system based on above to measure the small angle of the laser beam. a non - polarized beam splitter ( npbs ) is used to split the incident beam into two branches, and a rhombic prism agglutinated by two right - angle prisms is placed to realize total internal reflection twice in each branch. it not only improves the measurement sensitivity and linearity, but also increases antinoise ability by the differential optics
本文正是基於這一原理設計了測量光束微小偏轉角的光路系統，用消偏振分光棱鏡將入射光分為兩路，並在兩路分別用兩個直角棱鏡組成的斜方棱鏡來實現兩次全內反射，不但提高了測量靈敏度和線性，還利用差分光路的特點提高了抗干擾能力。 -
Aim at high pressure high temperature well practice engineering question in field development engineering, especially cnpc southwest oil gas branch gas recovery academy project ' s concretion demand, based upon in existence measuring and testing techniques foundation, the dissertation produce a sort of new optical fiber downhole high pressure high temperature test system, and finish downhole fibre optic pressure sensor ' s design
本文針對油氣田開發工程中高溫高壓井的實際工程問題，特別是cnpc西南油氣田分公司采氣工程研究院科研項目的具體要求，在分析研究現代測試技術基礎上，提出一種新型的光纖式井下高溫高壓測試系統，並主要完成了井下光纖壓力傳感器的設計。 -
Since it was registered at wuhan in 1995, under the leadership of head office, relative government of wu city, wuhan branch undertook lots of design, supervision and lump sum services, such as yangtze optical fiber cable co. ltd, post research institute, hua gong science and technology co. ltd., wuhan biological products research institute, huang shi wan da golden cards co. ltd., court building of jin men city, intelligent cards projects of san huan group, an kai cable co. ltd, jing lun electronic co. ltd, hong yuan digital display technology co. ltd., etc. wuhan branch has been awarded by wuhan government every year from 1996 to 2001
自l995年在武漢注冊以來，在總院的正確領導和湖北省武漢市有關部門及社會各界的支持下，先後承擔了武漢長飛武漢郵科院華工正元光子武漢生物製品研究所黃石捷德萬達金卡有限公司精倫電子江西南昌鴻源數顯武漢nec移動通信武漢普天科技園等一批重要項目的設計監理和總承包工作，特別是為武漢關東工業園光通信基地的形成和發展進行了卓有成效的工作，從1996年以來多次被評為先進單位受到武漢市政府表彰。 -
They are usually applied to optical signal distribution systems. such as cable television, broadcasting systems and pon systems. in this thesis, y - branch and multimode interference in soi technology are studied and simulated
因為它在光通信系統、光纖用戶網、光纖catv 、光無源網路（ pon ） 、光局域網等領域中被廣泛應用。 -
Space optical communication has much advantage such as much greater communi - cations capacity, high - bit - rate, high secrecy, high anti - electromagnetic disturbance, small size and low attenuation. it is a lively branch of communication. so each country attaches important attention to space optical communication, and achieves great progress
空間激光通信具有大通信容量、高傳輸速率、保密性好、高抗電磁干擾能力、終端設備體積小、功耗低等優點，是通信領域內一個富有生命力的分支，因此各個國家都非常重視對空間激光通信的研究工作，並取得了可喜的進展。 -
This product is widely used in the city and country cable network, the data and graph transfer system, the catv wired tv series, the direct and branch connection of the indoor cable, which acts as pigtail storage and connector protection. it is made of coldrolled steel sheets by electrostatic plastic spraying, and has proper tructure and neatly - looking. we can fix the cable by strengthening core in the terminal box, and its ports can be replaced according to the practical engineering requirements. the panel of this product, on which adapter is installed can be replaced optionally by fc, sc, st, lc, and it is also suitable for both ribbon optical fiber cable and common optical fiber cable
廣泛應用於市話農話網路系統數據圖象傳輸系統， catv有線電視系列，用於室內光纜的直通邊接和分支接續，起到尾纖盤儲和保護接頭的作用，採用冷軋鋼板靜電噴塑製成，設計結構合理，美觀大方可將光纜加強芯固定在終端盒內，其埠可根據工程實際需要隨意更換，本產品裝適配器的面板可隨意更換為fc sc st lc同時適用於帶狀光纜和普通光纜。 -
The computational results of strong scintillation with weak turbulence but long propagation length indicate that the number of branch points in distorted optical field has a tendency to saturation
另外，通過對湍流較弱但傳輸路徑較長的強閃爍條件下畸變光場中出現的相位不連續點數目的計算發現，當湍流效應達到一定程度時，相位不連續點的數目有達到飽和的趨勢。 -
Based on the enlarged waveguide y - branch, we introduced the sheared y - branch tir structure. after analyzing the structure parameters of the sheared asymmetrical y - branch, the extinction ratio of the tir optical switch can be more than 40db in theory. by wet erode, we finished photon - induce total internal reflection y branch optical switch with gaas material
在展寬型y分叉的基礎上，提出了隔離型非對稱y分叉全內反射結構，通過對隔離型非對稱y分叉的結構參數的分析，在理論上可以設計出消光比達到40db以上的全內反射型光開光。 -
Fractional fourier optics is regarded as the development and extension of fourier optics and it has become a new branch of modern optics, thus a new mathematical and optical tool is achieved. with the tool, we can study the light wave propagation, diffraction, imagery and information processing
分數傅里葉光學是傅里葉光學的發展和延拓，是現代光學新分支，它可以使我們用一個新的觀點去審視光的傳播、衍射、成像和信息處理等問題，並為我們提供一種新的工具去處理這些問題。 -
Handwritten character recognition research is a branch of the area of optical character recognition ( ocr ), which deals with the recognition of handwritten english character or digits using computer
手寫字元識別是ocr的一個分支，它的研究對象是：如何利用電子計算機自動辨認手寫的英文字元和阿拉伯數字。 -
In this thesis, optical couplers consisting of multimode interference ( mm ! ) coupler, y branch, directional coupler ( dc ) and mach zehnder interferometer ( mzi ) were analyzed and simulated
本論文對各種平面波導型耦合器： mmi 、分支波導、定向耦合器和mach - zehnder進行了模擬和優化設計。 -
As a very important branch of applied optics, optical thin film has a drastic advance with the development of spectral interference technology, laser technology, spatial optics, information processing technology and polarizing modulates technology recently
薄膜光學作為應用光學的一個重要的分支，近年來由於光譜干涉技術、激光技術以及空間光學、偏振光調制技術、光信息處理等技術的飛躍發展，促使光學薄膜也得到了迅速的發展。
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