dark beam 中文意思是什麼

dark beam 解釋
暗光束
  • dark : adj 1 暗，暗黑的；微暗的，陰沉的。2 淺黑的，（皮膚）帶黑色的；深，濃（色）。3 秘密的，隱秘的。4 ...
  • beam : n 1 梁，棟梁，桁條；（船的）橫梁。2 船幅；（動物、人的）體幅。3 （秤）桿，杠桿，（織機的）卷軸，...
  1. This red is a potent wine, dark, rich and concentrated, with a tight, intense, sharply focused beam of spicy currant, black cherry, blackberry and boysenberry fruit that unfolds gracefully, revealing extra facets of depth and complexity

    譯文：這是一支有力的紅酒，深色，富饒而集中，帶有緊而濃郁的，極端凝聚的辛香的醋栗味，黑櫻桃、黑莓和野生莓果香氣，裏面蘊含的優美的深度和復雜成分正在慢慢開啟而還沒有完全打開。
  2. Experimental results are reported on temporal instability of phase - conjugate beam in a self - pumped ce : batio3 phase conjugator at 532nm. dark decay behaviors of sppc gratings in ce : batio3 are studied, for the first time to our knowledge, by measuring the decay of sppc reflectivities at 532nm and 790nm wavelengths at room temperature

    首次在實驗和理論上研究了自泵浦位相共軛光柵暗衰減的特性，與以往一深一淺兩個陷阱能級參與光折變過程不同的是，發現了兩個深陷阱能級同時參與了自泵浦位相共軛光柵的建立。
  3. We present a charge - transport model of the photorefractive effect with two deep traps ( two deep - trap model ) based on one deep - trap model and shallow - deep - trap model. we also found dark decay behaviors which accord with the two deep - trap model in the two - beam interference experiments. the fast decay - time constant of the space - charge field is obtained as 714s

    此外，在ce ： batio _ 3雙光束干涉光折變光柵的暗衰減實驗中，也觀察到了符合雙deep模型的衰減現象，得到光折變空間電場快衰減時間常數714s ，約12分鐘。
  4. As the electron beam goes across the face of the picture tube, there are various little spots of light and dark.

    當電子束掃過顯象管屏幕時，屏幕上就有許多小亮點和暗點。
  5. When installed in a crowded environment sensing light or dark the ministry of precision incident, to be seen beam

    當在擁擠的安裝或昏暗的光線環境下感測精密部件時，可對中可見光束。
  6. How a dark pump beam induces a bright probe beam to focus in two - and three - dimensional self - defocusing media is discussed in chapter 5

    第五章，討論了二維和三維自散焦介質中具有暗光束分佈的泵浦光對基模高斯信號光的聚焦作用。
  7. Secondly, it is numerically simulated how a dark pump beam induces a bright probe beam ( with the gaussian profile spatially ) to focus in two - and three - dimensional self - defocusing media, and the main factors that have influence on the focusing of the probe beam are also analyzed

    二、研究了具有暗光束分佈的泵浦光與基模高斯型信號光在二維和三維自散焦介質中同向共同傳輸時的誘導聚焦現象，分析了影響聚焦過程的主要因素。
  8. At last, we illustrate the imaging process of nonlinear medium by numerical simulation, and the image position and intensity are studied. at the same time, it is pointed out that a piece of nonlinear medium and high power laser beam can form a hologram system. for the first time, we found that a " dark image " ( or " cold image " ) may emerge along with a " hot image "

    最後，我們研究了「熱像」的形成機理及其規律，用數值模擬的方法形象地說明了非線性介質的成像作用，提出了用非線性介質和高功率激光形成全息成像系統的概念和思路，豐富了「全息成像」內涵，同時，首次發現了亮像和暗像同時並存的現象。
  9. When a larger waist w of the incident gaussian beam and a shorter focal length / of the lens are chosen, we can obtain an extremely - small dark spot size of the focused hollow beam, even approach the diffraction limit

    當選擇較大的入射準直高斯光束的束腰w _ 0和較短的薄透鏡焦距f時，可以在焦平面上產生一個很小的dss （或束半徑r _ 0 ） ，甚至可以接近衍射極限。
  10. The physical mechanism to generate a dark hollow beam from the output beams of a lp01 mode ( scalar model ) and a he11 mode ( vector model ) in a micro - sized hollow optical is analyzed

    本文就利用中空光纖中lp _ （ 01 ）模（標量模型）和he _ （ 11 ）模（矢量模型）衍射輸出產生中空光束的物理機制進行了詳細的理論研究。
  11. Furthermore, the paper also provided the approach of non - linear finite element of this new type of composite structure, hi which the factors of cracking of small type hollow concrete block and dark beam ' s stiffness were being considered. at the same time, the time history analysis and stress cloud chart of this spatial structure

    另外，本文還提出了可考慮馬牙搓連接及暗梁剛度的非線性有限元計算模型，對該結構體系進行了時程反應分析、做出了三維結構的應力雲圖，全面地分析了該結構形式的受力特點和抗震性能。
  12. The definition of dark hollow beam ( dhb ) and its generation are introduced in this thesis. at the same time, the principle, methods and experimental progress of atomic guiding in hollow optical fibers, blue - detuned evanescent wave and dark hollow beams are reviewed in some detail. finally, the basic definition of the angular momentums of all kinds of the hollow beams and their application are discussed

    本文簡單介紹了中空光束的定義及其產生方法，同時綜述了採用中空光纖中紅失諧高斯模式、中空光纖中藍失諧消逝波和藍失諧暗中空光束實現原子導引的原理、方法和實驗及其最新進展，並對各類中空光束的角動量及其轉換和應用進行了詳細的介紹和討論。
  13. Practical implementations of quantum key distribution systems use attenuated laser pulses as the signal source rather than single photons. the channels used to transmit are lossy. on the basis of above two points, a combining eavesdropping strategy of intercept - resend and beam - splitting is discussed in terms of eavesdropper ' s technology requirement and detection efficiency and dark count of single - photon counter

    主要工作包括以下三部分：一、基於實際量子密鑰分配（ qkd ）系統中所使用的強衰減的激光脈沖不是單光子，量子密鑰分配的通道不是無損耗的，光子計數器存在探測效率和暗計數以及竊聽者的技術能力也不是無限的這些具體問題。
  14. Due to the extremely - small dark spot size of the focused hollow beam in the focal plane, it can be used to form an atomic lens with a high resolution

    由於這一聚焦中空光束在它的焦平面上具有很小的dss ，可以用來聚焦原子束以形成原子透鏡。
  15. On the table stood a dark - lantern with the shutter half open, throwing a brilliant beam of light upon the iron safe, the door of which was ajar

    桌子上放著一盞熄滅了的提燈，窗板半開，亮光照在半開的保險柜上。
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