束合導體 的英文怎麼說
中文拼音 [shùgědǎotǐ]
束合導體
英文
bunched conductor-
This paper first summarizes the production of the e - u - r cooperation for domestic and abroad scholar, and this cooperation is the combination of academic, industry and government ; secondly, try to analyze the reason which astrict the development of independent innovation ; finally, based on the comparative analysis, the article discusses the politic design of the independent innovation in china, which focuses on three main part of independent innovation
但同時自主創新的發展受我國制度和國情等原因的約束,也受到了制約,三個主體之間政府在自主創新中發揮了巨大的作用,而企業和學界之間的溝通不順暢,並沒有形成自發的合作,自己在做自己的創新,直接導致在自主創新的鏈條中,基礎研究和實踐發展的脫節,限制了我國自主創新的產出。In the system, the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high - speed photoelectric transition and electronic data process. two measured results of the diametric directs and ellipse tolerance, etc, parameter, of the turning workpiece on the same plane are obtained by non - contact automatic measurement
在單向激光掃描檢測技術的基礎之上,提出了一種雙向激光掃描檢測系統,其採用激光掃描檢測技術與特殊光學系統相結合,用準直半導體激光掃描光束對被測工件徑向某一截面的兩個相互垂直方向同時掃描,經掃描接收光學系統、高速光電變換、電子學系統和微機數據處理系統,對將攜帶有垂直方向被測量信息的光束進行處理,實現了回轉體工件同一截面兩個垂直方向的徑向尺寸和橢圓度等參數的非接觸自動測量,解決了同時非接觸測量回轉體零件同一截面兩個徑向尺寸的難題,它具有高速,高精度和非接觸自動測量等特點。The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part
本文所作的主要工作及研究成果主要有以下幾個方面: ( 1 )對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究,為建立一個較為完備的自導模擬系統提供了理論基礎; ( 2 )討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響,建立回波信號的數學模型、環境場中的噪聲信號模型(包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等)與海洋混響模型,模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號; ( 3 )深入研究並建立了自導模擬系統的總體框架,給出各個具體功能模塊組成,討論了聲自導系統對信號的時域與空域處理,並結合模擬程序中陣列信號處理模塊,給出固定多通道波束形成的模擬實現過程; ( 4 )根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體,通過網路與控制系統相連,組成完整的魚雷模擬器。The ast ( anthocyanin spotted testa ) mutant, which was induced by carbon ion beam, was a single recessive gene mutant of arabidopsis thaliana and involved in the anthocyanin biosynthesis
擬南芥ast ( anthocyaninspottedtesta )突變體是由碳離子束誘導產生的與花青苷生物合成有關的突變體,受單隱性核基因控制。On the part of the design of nine - component thrust vector stand, an automatic hydraulic pressure original position calibration system, a scheme of original position calibration, and the great rigidity universal flexible combinatorial underprop are designed. by using the scheme of “ universal flexible combinatorial underprop plus software digital filter ”, the inherent frequency of test stand is improved, and the problem of test stand libration is solved. then, the resolving method of the disturbance between underprops of the moveable frame is proposed, and the disturbance revise equation is deduced
在推力矢量試車臺設計方面,設計了自動液壓原位校準系統、原位校準方案以及大剛度萬向柔性組合支撐;採用「萬向柔性組合支撐+軟體數字濾波」的方案,提高了試車臺動架的固有頻率,解決了試車臺動架的振動問題;提出了動架約束互擾問題的解決方法,推導了互擾修正方程;研究了九分力推力矢量測量誤差分析方法,並計算了推力矢量測量精度。Abstract : new ideas, new structures and new technologies have been used for the design, manufacture and installment of wiggler in order to achieve the coincidence of the central level planes of magnets and beam vacuum tube
文摘:採用新思想、新結構、新工藝設計和加工超導扭擺磁鐵,並在安裝過程中確保磁體的準直,實現了磁體的磁中心水平面與束流真空管的中心水平面的重合。Guided by the theory of sequence stratigraphy and petroleum system using cores, lithologic log or well - logging, biostratigraphic and seismic data, adopting seismic inversion constrained to well data, digital analysis technology, basin modeling, test method and so on, and adopting an integrated study technology, aiming at lower exploration in chagan depression, this work put forward a new research thoughtfulness, technic flow and method system that is an integrated study by " looked upon sequence stratigraphy as a base, looked upon petroleum system as a integer, combing with each other closely " and tie in qualitative analysis and quantitative analysis and applied synthetically new theory, new technology and new method
以層序地層理論和含油氣系統思想為指導,利用巖心、鉆/測井、古生物以及地震資料,採用井約束下的地震資料反演技術、計算機技術、盆地模擬技術和各種分析實驗手段等綜合分析方法,針對查干凹陷勘探程度低的特點,提出了斷陷盆地「以層序地層分析為基礎、含油氣系統為整體(系統)和二者緊密結合」以及定性與定量相結合,綜合應用新理論、新技術和新方法的研究思路、技術路線和方法體系。The microgels of close monodispersity with different volume and cross - linking density can be prepared by using an inverse emulsion polymerization method. both artificial and natural materials, including zeolites, membranes, vesicles, liquid crystal, microemulsion, micelles, biopolymers, etc., have been used as template. the three - dimentional network structure and spherical morphology of polymeric microgels may guarantee the homogeneous of the structure of the composite, the size and the morphology of the various organic - inorganic composites with unusual structures
在反相乳液聚合條件下,通過控制反應條件可以得到體積不同、交聯度不同的近乎單分散的微凝膠,如同分子篩、單(多)分子膜、囊泡、液晶、微乳液、膠束、生物大分子等可作為微納米無機材料合成模板一樣,高分子微凝膠所特有的三維網路結構和球形形貌有可能對在其中進行的無機結晶或沉積反應施加限域和導向作用,從而控制所生成無機材料的形貌和大小,得到各種具有特異結構的無機-有機復合材料。H2o2 was cytochemically detected in the cells of epidermal hair and the cell wall of vascular parenchyma cell. cat and apx were the two major h2o2 - scavenging enzymes in plants. when seedlings of arabidopsis thaliana were treated by vd - toxin, the activity of cat and cat3 mrna level were decreased after sa treatment
外源sa 、 no供體處理擬南芥幼苗均能誘導h _ 2o _ 2的積累, no供體的誘導作用最強; no合酶抑制劑處理則未表現出h _ 2o _ 2含量的增強: h _ 2o _ 2的積累部位主要在葉片的表皮毛和維管束組織。The feasibility that kaufman ion source is applied in reactive ion beam etching is discussed. etching characteristics of materials, including pr, cr, quartz, are investigated. the etch rate and mechanisms of such materials are measured and analyzed as a function of ion energy, ion beam density and ion incidence angle in pure ar and chf3, respectively. the etch rate has shown a square root dependence on variation versus
深入研究了光刻膠、鉻薄膜、石英等光學材料離子束刻蝕特性,分別以ar氣和chf3為工作氣體,研究光刻膠、鉻薄膜、石英等的刻蝕速率隨離子能量,束流密度和離子入射角度的變化關系,得到刻蝕速率與影響因素的擬合方程,為掩模的製作工藝路線提供了實驗依據和理論指導。Due to the large exciton binding energy of 60mev, which ensures the high efficient excitonic emission at room temperature, it is regarded as one of the most promising materials for fabricating efficient ultraviolet ( uv ) and blue light emitting devices
由於氧化鋅具有較高的激子束縛能( 60mev ) ,保證了其在室溫下較強的激子發光,因而被認為是製作紫外半導體激光器的合適材料。Working on laser diode fiber - coupling modules was summed up, they are, setting up the model of far - field distribution of laser array and the far - field characteristics of difference structures ; designing the temperature - controlled laser diode fiber modules, that has been used as a laser system with temperature - controlled and fiber - output ; realization with high - brightness laser diode fiber - coupling modules ; the fiber ' s application in the field of high power laser
總結了自己在光纖耦合輸出激光二極體模塊方面所做的一些工作,建立了半導體激光器列陣遠場光束分佈模型,並結合具體參數分析了不同結構的激光器列陣的光束遠場分佈特性,可以知道我們設計和優化激光器列陣的結構。設計並製作了光纖耦合模塊的溫度控制系統,並製作成溫控光纖輸出激光器半導體系統投入使用。Secondly, by using the scattering characteristics of rough surface, the relation formula between received power and transmitted power of remote system for a facet is derived. finally, the scattering power for a conductor sphere is computed. 4
根據有關測量數據,提出了激光引信的發射波束模型,並結合粗糙面散射理論,導出面元散射功率方程,給出導體球的激光近場散射功率結果。Power coupling efficiency of semiconductor laser
半導體激光器光束準直系統的功率耦合效率In the region of materials processing with high power diode laser array, people should couple the beam from diode laser with optical fibers in high efficiency
本課題的目的是:通過大功率半導體激光器與光纖的雙向耦合,建立新型相干耦合的高光束質量大功率半導體激光器,以獲得高的焊接速度和良好的焊接質量。By studying and using conventional 1c process in combination with electron beam lithography ( ebl ), reactive ion etching ( rie ) and lift - off process, several efficient results are produced : semiconductor and metal nano - structures are fabricated ; the matching problem of photolithography and electron beam lithography is well solved ; the process efficiency is improved ; the process is offered for the controlled fabrication of nano - structures by repetitious process testing ; several nano - structures such as si quantum wires, si quantum dots, double quantum dot structures and tri - wire metal gate are firstly fabricated by using ebl and rie processes
研究利用常規的硅集成電路工藝技術結合電子束光刻,反應離子刻蝕和剝離等技術制備半導體和金屬納米結構,很好地解決了普通光刻與電子束光刻的匹配問題,提高了加工效率,經過多次的工藝實驗,摸索出一套制備納米結構的工藝方法,首次用電子束光刻,反應離子刻蝕和剝離等技術制備出了多種納米結構(硅量子線、量子點,雙量子點和三叉指狀的金屬柵結構) 。High power diode laser array coupling with optical fiber not only make the use of diode laser easier, but also improve the dissymmetry of its output light beam and in the meantime, the output light coupling between the ld sources becomes easier and the power becomes higher
大功率半導體激光器採用光纖耦合輸出方式不僅簡化了器件的應用,改善了輸出光束的非對稱性,同時還可以簡便地實現多個半導體激光器的光源之間的輸出光耦合或組合,得到更高的功率輸出。3. because traditional coupling system composed with cylinder lens and focus lens has the disadvantages of difficult to encapsulation and modulate, a new practical method brings forward : the output light from laser diode is collimated using a section of optical fiber with the diameter of 600 m instead of cylinder lens, and a sphere ? end lens
3 .針對由柱透鏡和聚焦透鏡組成的組合透鏡耦合系統中存在的封裝和調試困難等問題,提出了:用一段直徑為600 m的裸石英光纖代替柱透鏡,對半導體激光器輸出光束進行準直整形;用球透鏡光纖對準直后的光束進行聚焦,直接實現和光纖耦合,來代替聚焦透鏡和光纖耦合的環節。Abc lv and mv polymeric insulated cables for use by distribution and generation utilities - polymeric insulated aerial bundled conductors of rated voltage 0. 6 1 kv for overhead distribution
用於配電和發電設備的低壓和中壓高聚合物絕緣電纜.架空配電用額定電壓0 . 6 1kv的聚合物絕緣束導體The binary optical elements are small, light, easy to be copied and able to realize multi - purpose integrated, especially suits for the beam shaping of laser diode array, thus make us choose it for realizing our system. because single module gaussian beam can be decomposed in a pair of vertical directions, we transform each pair of vertical beams outputted by bars separately, this can make our design easy to achieve
可實現多功能集成等特點,特別適用於半導體激光器列陣的光束整形,因此我們選用二元光學器件來實現耦合系統?利用半導體激光器輸出的基模高斯光束可分離變量的特點,我們對面陣中各吧的兩個相互垂直方向上的光束分別進行整形變換,這樣整形器件可以設計成一維結構,便於實現分享友人