錐光法 的英文怎麼說
中文拼音 [zhuīguāngfǎ]
錐光法
英文
conoscopic method-
Light - cone methods in quantum chromodynamics
量子色動力學的光錐方法In the experiment, we use the he - ne laser and the semiconductor laser as the source, record the bessel beam patterns behind the axicon by using a digital camera and a microscope, measure the radius of the bessel beam central spot by film - scanning and measure the effect of both the radius of the aperture and the open angle of the axicon on the maximum non - diffraction distance. the experiments show that a specific propagating range has constant power and the beam has a bessel - like distribution in this range. the results agree with the beam corresponding to a diffraction free beam
同時我們還採用膠片掃描的方法測量了無衍射光束的中心光斑尺寸,測量了不同光闌孔徑和不同稜角情況下的最大無衍射距離和傳播軸附近橫截面內微小光孔中的光強,實驗結果顯示當激光光束經過軸棱錐轉換後有一段距離功率變化很小,且分佈近似貝塞爾分佈,符合無衍射光束的特性;經過聚焦后,呈現三維分佈中空的光束bottlebeam ,實驗結果與理論分析基本吻合。P - type silicon crystal plates have been adopted in the text, which are formed mask sio2 by heat - oxygenation. and figures are diverted by normal light etching technology
本文採用p型單晶矽片,由熱氧化形成sio _ 2掩膜層,標準光刻工藝進行圖形轉移,用koh溶液濕法刻蝕製作倒四棱錐腐蝕坑列陣。We present a calculation program in this paper, based on the physical optical theory ( po ) theary to predict bse and bses for a conical type of radome. the po theory is used to determine the ficticius currents electrical and magnetic on the inner face of the radome, which is illuminated directly by the radar antenna, and then use the transmission matrix mothod to determine the outer surface ficticion currents, the radiated from the antenna through radome is considered as the radiation field of these ficticion current
本文提出了一種基於物理光學理論預測正圓錐天線罩瞄準誤差及瞄準誤差斜率的計算程序。首先,雷達天線照射到天線罩內壁,應用物理光學法求出內壁等效的電流和磁流,其次,根據傳輸矩陣理論求出外壁等效電流和磁流,天線通過天線罩的遠區場即可認為是外壁等效電、磁流產生的場。Meanwhile, the paper gives a detailed discussion on the coupling principles and also the fabricating processes of these three traditional fiber couplers. the hf etching method to fabricate the coupler is studied
同時,本文還具體介紹了上述三種傳統的光纖耦合器製作方法,即熔融拉錐法、氫氟酸腐蝕法和邊研磨法製作光纖耦合器的原理以及製作工藝。Meanwhile, the paper also discusses some methods to improve the polishing processes, i. e. using the liquid - drop method to monitor the remaining width of the cladding in time. finally, the feasibility of the three kinds of coupling method ? fbt, hf acid etching and the side - polishing are discussed and compared
最後,對熔融拉錐法、氫氟酸腐蝕法和邊研磨法三種方法的可行性進行了分析與比較,得出一套比較適用於光纖竊聽的設計方案。Methods equi - luminance random dots moving test was used to determine the change of motion perception of blue, green and red cones in 51 eyes with poag
方法應用等亮度隨機點的運動覺檢查方法,分別通過藍、綠、紅視標顯示在黃、紫及青色背景,以分離檢查51隻青光眼3種視錐細胞的視覺運動覺功能。When the pigment absorbs light ( or, more precisely, absorbs discrete packets of energy called photons ), the added energy causes the retinal to change shape, triggering a cascade of molecular events leading to excitation of the cone cell
視色素一旦吸收了光線(更精確的說法是吸收了稱為光子的特定能量單元) ,新增加的能量就會改變視黃醛的形狀,因而引發一連串的分子事件,造成錐細胞的興奮。A visual pigment may absorb two wavelengths equally, but even though their photons contain different energies, the cone cannot tell them apart, because they both cause the retinal to change shape and thus trigger the same molecular cascade leading to excitation
同一個視色素可能對兩種不同波長的吸收能力一樣好,但即使這兩種波長的光子能量不同,錐細胞也無法將之區分開來,因為這兩種光都會改變視黃醛的形狀,因而引發同樣的分子事件,造成錐細胞的興奮。The result of fluorescence show that the fluorescence intensity of the surface of the treated glass slide connect with the probe immobile ratio of oligonucleotide. the more oligonucleotide probes have been linked with active group, the stronger fluorescence intensity is. for the strongest fluorescence, the technical conditions is : treatment of 2 % aminosilane of 20 minutes, treatment of 5 % aldehyde of 24 minutes, uv crosslinking of 150mj and washing of 5 minutes at 20
兩種檢測方法表明,當活性基團呈柱狀、分佈均勻且尺寸比較大( 200nm )時,有利於寡核苷酸探針的連接,且連接探針數量多,玻片表面熒光強度強,固定率高;當活性基團呈錐狀、分佈及尺寸不均勻( 150nm ( 300nm )時,連接的寡核苷酸探針數量少,玻片表面熒光強度弱,固定率低。All a cone can do is count the photons it absorbs ; it cannot distinguish one wavelength from another
錐細胞唯一能做的事,就是細數吸收到的光子數目,它是無法分辨兩種不同波長的。Before plastic optical fiber widespread application, each kind of plastic optical fiber coupler must be used surely, at present the important method to manufacture the plastic optical fiber coupler is fused elongated taper. if adopt this kind of method, the conversion efficiency between the core modes and the cladding modes is low. one of the methods to solve that is
在塑料光纖廣泛應用之前必然運用到各種塑料光纖耦合器,目前熔融拉錐法是制備塑料光纖耦合器的重要方法,然而此種方法存在纖芯模與包層模的轉換效率比較低的問題,解決這問題的一種方法是對塑料光纖進行熱預拉錐。The paper is about the application of genetic algorithm ( ga ) in daylightning design in architecture. it first establishes the cone model of a single point measurement and the mathematical model shade of the rectangle construction, then gives the algorithm of the latter modal, which is called single point algorithm
本文所研究的是遺傳演算法在建築中日照採光設計方面的應用,首先從一些天文學的概念和理論知識出發,建立單點日照圓錐的模型,然後建立起矩形建築單點遮擋的數學模型,給出其演算法即單點演算法。In this paper, i will present some algorithms of polyhedral visual hull reconstruction : ( 1 ) polyhedral v isual h ull generation a igorithm b ased one dge - pool - searching, which constrains the 3 - d intersections into the 2 - d planes intersection via the epipolar theory to reduce the complexity a nd c an r educe t he t imes f or c ones t o b e p rejected o nto t he i mage p lanes, i n which we induced the index list to every points on the surface of object, and connected the related points to get sub polygons on surface and in turn get the mesh model, we replace triangulation process of disordered points cloud by edge - pool searching. ; ( 2 ) reconstruction based on degenerated - polygon - intersection, which have the following improvements on traditional bull intersection : using degenerated polygon to orga nize intersected area on cone face, which may be discontinuous ; a fast intersection algorithm of polygons on the cone face based on degenerated polygons, which is consistent between the continuous polygons and the discontinuous ones. the intersection of degenerated polygons is similar to the convergence of two ordered lists, which is comparably simple to the bull operation ; ( 3 ) reconstruction algorithm based on ray - tracing, in which all the rays that run through the vertex on silhouette of object will intersect with all the cones correspondent to other silhouette, and we have to calculate the intersection of all such line segments, the endpoints of which are considered to lie on the surface of object and we will get the point cloud on the surface of object
同時利用共極線原理把三維計算投影到二維平面以降低求交計算的復雜度,該演算法可以減少光錐向圖像平面投影計算的次數,以邊池搜索取代散亂點集上進行的三角剖分; ( 2 )基於退化多邊形求交的多面體可見殼模型重構,系統引入退化多邊形的概念,把錐體平面的交集中不連通的部分用一個退化多邊形來表示,並引入了新的基於退化多邊形的求交演算法,與傳統多面體可見殼重構相比,該演算法有以下幾點創新:在圖像平面以退化多邊形組織投影錐體和物體輪廓的交集,把任意錐面與物體輪廓的交集歸一到一個退化多邊形;基於退化多邊形的二維平面上多邊形快速相交演算法,該演算法在一定程度上就是兩個有序鏈表的合併,大大簡化了先前的布爾求交計算; ( 3 )基於光線跟蹤的演算法,該演算法中所有通過輪廓頂點的光線和對應其它圖像輪廓的光錐進行求交計算,最後得到每次求交計算得到線段的交集,該線段的頂點就認為是物體表面點,從而得到物體表面的點雲。For the coupling between the laser diode and the tapered single - mode fiber, the overlap integral is used to compute the coupling efficiency on the basis that the laser diode outputting mode field and the fiber eigenmode field is approximated to basic - mode gauss field. and based on the same approximation, the coupling efficiency between the semi - tapered fiber and the laser diode is calculated by using the ray - traced method. the parameters are analyzed for the effect on the coupling efficiency and give the theory foundation to optimize the design of the tapered fiber coupling system
首先通過對半導體激光器輸出模式場和光纖本徵模式場的高斯基模近似,利用交疊積分計算了錐形單模光纖與激光器的耦合效率問題;其次依據以上近似,利用光線跡蹤法計算了半錐形多模光纖與激光器的耦合效率問題,給出各個參數對耦合效率的影響和作用,為優化設計錐形光纖耦合系統提供了理論依據。The high - voltage isolation optocoupler has been developed successfully, and its characteristics have been analyzed, it has some excellent merits, such as simple structure, working on stable status and high speed and so on. it will be extensive applied in high - voltage working environment extensively. 3 ) adopt hollow taper cavity to conduct the light in order to improve the stability and reliability of the high - voltage isolation and linearity optocoupler that can ’ t run very well
3 、針對高壓隔離線性光電耦合器的穩定性、可靠性不佳的狀況進行研究,提出了解決辦法,設計了空心錐腔進行導光,研製出了高穩定性、高可靠性的高壓隔離線性光電耦合器,對該器件的性能進行了分析,與改進前相比,穩定性、可靠性都有較大提高。The colors of flowers and fruits frequently contrast with the surrounding foliage, but mammals, with only one long - wavelength - sensitive cone pigment, would have been unable to see contrasting colors in the green, yellow and red regions of the spectrum
花果顏色通常會與周遭樹葉產生對比,但哺乳動物只有一種對長波長敏感的錐色素,勢必無法看出綠色、黃色與紅色光譜波段中的對比。Different filtering methods have been tested to examine the effects of all kinds of filters. the correction of inertial sensor errors, navigation algorithm, coning motion, and sculling motion have also been investigated. based on the above works, the initial alignment on stationary base using imu with mdrlg has been carried out, and an usable navigation software has been completed
對機抖激光陀螺引起的高頻振動的補償方法進行了研究,對不同的濾波方法進行了試驗;對機抖激光陀螺捷聯系統的儀表誤差補償、導航解算演算法、圓錐補償演算法和劃槳效應補償方法進行了研究;對靜基座條件下機抖激光陀螺捷聯慣導系統的初始對準方法進行了研究,編寫了實用的導航軟體。The paper put forward a novel method for mode and power coupling between the laser diode and the fiber
本論文就半導體激光器與光纖耦合的問題提出了一種新方法,即採用錐形和半錐形光纖結構的光學耦合系統。Standard test method for using a cone calorimeter to determine fire - test - response characteristics of insulating materials contained in electrical or optical fiber cables
用錐形量熱計對電纜或光纜中絕緣材料的著火試驗反應特性測定的標準試驗方法分享友人