鏡面反射比 的英文怎麼說

中文拼音 [jìngmiànfǎnshè]
鏡面反射比 英文
specular reflectance
  • : Ⅰ名詞1 (鏡子) looking glass; mirror 2 (幫助視力或做光學實驗的器具) lens; glass 3 (姓氏) a s...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • 鏡面 : minute surface; mirror face; mirror plane; mirror plate; mirror surface鏡面反射 [物理學] direct r...
  1. Made of durable acrylic plastic frame and high quality mirror, high reflecting surface & long - lasting coating. light weight and small size easily for carrying and demonstrating anywhere

    遺忘已久的哈哈有再世,給大人小朋友無歡欣!此哈哈是輕巧設計,只有2尺高,尺半闊,讓學生了解到光的定律
  2. Unlike concave mirrors, the convex kind produces right - side - up virtual images, smaller than the original object, which cannot be projected onto a canvas

    與凹,凸呈現的虛像不會顛倒,影像原來的物體要小,且無法投到畫布上。
  3. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後,本文還對絮凝動力學和絮體結構進行了研究,在前人研究的基礎上,針對高分子絮凝黃河泥沙,對絮凝過程作了一些符合試驗條件的假設,建立了顆粒碰撞頻率表達式,應用了顆粒數量平衡方程,從而建立了絮凝過程的動力學生長模型,模型計算結果與試驗數據對表明,二者趨勢一致,在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程;對絮體結構的研究中,應用掃描電子顯微和透電子顯微對絮體進行了觀察,將絮體分為絮粒、絮團和絮網三個不同的生長階段,通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四體,建立了絮體結構模型,計算得到的模型絮體分形維數基本與試驗中的實際絮體相符,在一定程度上能夠映高分子絮凝黃河泥沙生成的絮體結構。
  4. Starch nanoparticles ( sn ) have been prepared with w / o starch microemulsion as microreader and epichlorohydrin as cross - linking agent. the factors affecting the preparation of sn have been investigated via the characterization of tem. the results show that the size and size distribution of sn are mainly controlled by the interfacial strength of microreactor, and the interfacial strength of microreactor is chiefly influenced by w value ( the molar ratio of water / surfactant ) and concentration of starch

    利用所得到的w o型澱粉微乳液作為微型應器,以環氧氯丙烷為交聯劑制備出澱粉納米粒,並藉助透的表徵研究了各制備因素的影響,研究結果表明:澱粉納米粒的粒徑及粒度分佈主要受微型應器的界強度控制,而影響界強度的因素主要是r值(即水與表活性劑的摩爾值)及澱粉液濃度。
  5. Besides, the growth of gasb expitaxy film was monitored by reflection high energy electron diffraction ( rheed ). the rheed images and intesity oscillation are collected by computer system. it showed that the gasb film prepared in 400 was amorphous and it became monocrystalline when the temperature rose to 500. atomic force microscope ( afm ) was applied to analyse the surface morphology of the films which were grown in diffrent growth rates or substrate temperature. the analysis were compared to simulation results. the experiment results indicated it was easy to form clusters when the rate of growth is high or

    此外,本文通過式高能電子衍( rheed )監測了gasb外延薄膜的生長,利用rheed強度振蕩的計算機採集系統實現了rheed圖像和rheed強度振蕩的實時監測。實驗發現在400生長的gasb薄膜為非晶態,溫度升高到500薄膜轉變為單晶。利用原子力顯微對不同生長速率和襯底溫度生長的gasb薄膜的表形貌進行觀察分析,並與模擬結果進行較。
  6. Finally, we propose the third mirror scheme to reflect atomic by using a blue - detuned semi - flattened - gaussian beam ( sfgb )

    顯然,採用半束蘭失諧橢圓高斯光束作為原子,在相同的積下,可sgb更高法向速度的入原子束。
  7. Keep in mind that if your texture contains words ( like a number, a reference, a name ) it will appear mirrored

    記住,如果你的材質含有文字(如數字,說明,名稱) ,它就會出現
  8. After the comparing the simulation results with the theoretic results under the three followed condition : a point light source on the parabola reflector focus, a point light on the ellipsoid reflector focus and a point light source before the parabola reflector focus, a conclusion is gotten that the two results are generally accordant, the accuracy of the simulation software reach the engineering requirements and the computational simulation software of photometric characteristics of headlamp of motor vehicles can guide the design of the headlamp reflectors

    較了點光源位於拋物器和橢球器焦點的情況和點光源偏離拋物焦點的情況下照度的理論計算結果和採用本文的照度模擬計算結果,其模擬計算結果和理論計算結果基本相符,能滿足工程上的要求,說明模擬計算軟體對前照燈的的設計具有很好的指導意義。
  9. In this paper, we brought forward an innovative idea : according to the characteristics of easy deformation of ultra - thin mirror, we employ a sphere mirror, which is easier to fabricate and test, to replace the aspherical mirror, then the sphere mirror is deformed into an aspherical one by active optics technology. on this purpose, we need to study the mechanism and method of shaping a spherical mirror into an aspherical one

    由於非球的加工和檢測都較困難,因此本文提出了一個大膽的設想:利用超薄易於變形的特點,以加工和檢測難度遠低於非球的球來代替非球,運用的主動控制技術將球變形成所需精度的非球
  10. Asm 1. 0 contains the entire ccos process, including best - fit sphere calculating, profiler test and anslysis, virtual grinding and polishing, cnc grinding and polishing, etc. as results, the manufacturing process of a f / 1. 17, 770mm x 200mm rectangular even high order off - axis aspheric mirror is presented as an example in detail

    最後,較詳細地介紹了770mm 200mm , f 1 . 17高次離軸非球的加工、檢驗過程,加工后200mm口徑范圍內加工精度達到0 . 013 rms ,完全滿足了設計要求。
  11. The conclusions are as follows : the ultrasonic intensity is proportion to the laser intensity ; the ultrasonic induced by a laser line source has much more advantages than by a laser point source, such as stronger energy, higher snr, more directivity and shape ; the intensity of cfpi ' s output signal is linear with ultrasonic vibration velocity, and is effected by incidence angle and scattered angle ; snr will increase by reducing cfpi ' s bandwidth, reducing incidence angle, increasing cavity ' s length and reflectivity

    在分析點光源激勵聲表波機理的基礎上,求出了線光源激勵的超聲振動的位移表達式,發現線光源激勵的近場區表波具有波形好,信噪高,指向性好,幅度強等特點。通過理論推導,得出共焦fabry - perot干涉儀的輸出光強除了與樣品表的振動速度成正,並與入角和散角有關;適當減小cfpi的帶寬,增加腔長,增大率,或者減小檢測入角都可以提高系統的信噪
  12. Only the main transmitted light from the glued layer or the first - order transmitted light also, is considered at most in the existing study outcome about light intensity transmission. on occasion, some experimental results about light transmission are given as a performance index. and nearly no one considers the contribution of the higher - order transmitted lights and the effects of the inaccuracy in glue technology on light distribution

    人們對它的研究,往往只考慮棱膠合層的兩切割斜上的主透光束,至多同時考慮次級透光束對出光強的影響,或直接將光束光強透的實驗值的平均結果作為棱的一個性能指標給出,很少考慮棱膠合層間光束的多次對輸出光強的影響以及結構誤差和使用調整誤差對棱光強分佈的影響。
  13. In the design of holographic disc storage system, we first proposed an optimized reflection configuration for sam fourier - transform hologram storage. then we designed and manufactured an asymmetrical fourier transform lens pair, which matched the parameters of slm and ccd and the system requirements. in order to achieve 1 : 1 pixel - matching of high resolution data pages ( 1024 768 ) between slm and ccd, the two lenses were designed and optimized in an iterative manner, and the combination of them reached satisfactory results with eliminated aberrations that can meet the design requirements

    首先提出來用於式傅立葉變換體全息存儲的空間-角度復用的光路機構,然後按照slm和ccd的光學參數以及系統的工作要求提出傅立葉變換頭的設計條件,為實現在1024 768幅的1 : 1像素匹配,設計採用非對稱結構的傅立葉變換頭,可以解決slm與ccd像素尺寸相差較大的問題,使兩個頭的焦距同slm和ccd的像素尺寸相等。
  14. The phaseshifts from deformation of reflector are discussed. deformation of one reflector is measured. however, by using the lag of thermal deformation, the aberrations of wavefront are detected in actual optical train, which are compared with the results of calculation

    討論了傳輸過程中的熱變形產生的附加相移,實驗測量了單個變形,利用熱變形滯后性,測量了實際光路引起的探測光波陣畸變,並與計算結果進行較。
  15. The main work of the thesis is as follows : we design a novel omni - mirror more applicable in robocup, which is made up of an isomeric horizontal mirror and an isomeric vertical mirror and can make the resolution of the imaging of the objects near the robot on the field constant and make the distortion of the imaging of the objects far from the robot small in vertical direction ; we select a 1394 digital color camera and complete the development of its software program for data acquisition ; we design a image processing algorithm for the panoramic image, which can segment the image by color, extract the features of image fast and effectively and complete the recognization of target ; according the character of the imaging, we design a new fast hough transform algorithm for line detection, which can detect the white mark lines of the field realtimely, and then design a robot ’ s self - localization method based the mark lines, which only uses the information of omni - vision system ; finally we design a monte carlo localization method based on the information of omni - vision system and odometry, and present the localization results of two localization methods and analyze the experiment results and get the conclusions

    本論文的主要工作如下:設計了一種新的更適用於機器人足球賽的全向,該由水平等和垂直等組合而成,能夠使機器人近處一定范圍內水平場地上的物體成像解析度不變,遠處物體成像高度上變形較小;選擇了一款基於1394介的數字攝像機,並完成其數據採集程序開發;針對全景圖像設計了圖像處理演算法,能夠快速有效的實現圖像顏色分割和圖像特徵提取,完成目標識別;根據全景圖像的成像特性,設計了一種新的用於直線檢測的快速hough變換演算法,能夠實時的提取出場地的白色標志線,並在此基礎上設計了完全利用全向視覺信息的基於標志線的機器人自定位方法;最後設計了一種基於全向視覺信息和里程計信息的montecarlo定位方法,給出兩種方法的定位結果,並分析實驗結果,給出結論。
  16. For example, when the beam waists of both gb and fgb are equal to 10 mm, the width of the sfgb mirror is - 3. 6 times of the sgb one

    研究結果表明,在入光束的光腰w二10 ~的條件下,平頂高斯光束的寬度要sgb的寬度大一3 . 6倍。
  17. Under the same beam parameters, the intensity gradient near the mirror surface of the blue - detune sfgb is the nearly same as that of the sgb, but the intensity distribution of the fgb is a constant within a larger radial range, the width of the sfgb mirror will far greater than one of the sgb mirror

    類似地,半束蘭失諧平頂高斯光束和sgb在yoz平上的衍強度梯度是近似相同的,也就是說在入光束參數相同的條件下,在上述二種附近入原子受到的光偶極排斥力大小是近似相同的。
  18. Based on the macneille design and the basic principle optical thin film, we improve the extinction ratio of pbs through changing the structure and interference that can erase the p polarizing refractive both on the front and back side

    從棱的設計原理和薄膜光學的理論基礎為出發點,通過改變棱的結構形式提高其消光:利用干涉方法消除了前後通光p光的
  19. According to the characteristic of high vacuum thermal environment in low orbit, it builds the theoretical modeling of the thermal analysis of thermal distortion in optical reflector of antennas system. making use of the results reached by ansys software, it analyzes and compare the stress and distortion of reflector under the static temperature

    論文建立了在軌運行空間高真空熱環境下的天線熱變形分析模型,利用有限元分析軟體ansys模擬得到的結果,分析較了穩態溫度場條件下潛望式天線系統的應力及變形情況。
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