鏡面反射點 的英文怎麼說

中文拼音 [jìngmiànfǎnshèdiǎn]
鏡面反射點 英文
specular reflection point
  • : 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名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • 鏡面 : minute surface; mirror face; mirror plane; mirror plate; mirror surface鏡面反射 [物理學] direct r...
  1. A parabolic concave mirror can converge parallel light rays to its focus, and also collimate light rays that pass through its focus

    拋物會把平行而來的光線聚集在一,亦會把源自焦的光線平行向外
  2. In order to increase pointing precision, the error caused by inductosyn and ad2s80a are analyzed as a focus, consequently, high precision inductosyn is used, then current iscompensated and finally the input and output differences are adjusted when

    根據衛星軌道姿態,運用球三角形找出衛星及星下與目標之間的關系,建立了指向與目標的角度關系。
  3. Abstract : in this paper , a ray - optics analysis is performed to investigate the asymmetry of dual beam scanning field produced by a rotating polygon. some basic equations of dual beam scan are derived , such as , the position vector for the incident point , the scalar expression for reflected ray , scan pattern on observation plane ect. the far - field asymmetry of the scanning field has been discussed

    文摘:應用幾何光學理論研究了多光束轉掃描場的非對稱性,導出多光束掃描入位置矢量、線標量表達式、觀察上的掃描軌跡方程,並研究了掃描遠場的非對稱性。
  4. 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

    比較了光源位於拋物器和橢球器焦的情況和光源偏離拋物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。
  5. Point diffraction interferometer - a physical idea, is invented by smartt and strong in 1972, advanced by smartt and steel, and used to test astronomical telescope, it has simple structure and has not special demand to source. recently. with the development of fiber ' s manufacture and coupling technology. the simple modern fiber ' s center is smaller than before, this make it possible to progress fiber point diffraction interferometer ( pdi ), in addition to test convergent wavefront, it can test the reflective concave. the excellence of pdi is that it does not need standard mirror. in intereference testing, the standard mirror is the main reason which limit the improvement of precision, pdi can avoid difficulty to provide the wide future for high precision testing. pdi, which produce the standard sphere wavefront, is an instrument which realize the phase shifting with piezoelectric transducer ( pzt ), and collect the interferogram with ccd, in this paper, a adjusting methord is described, then data processing is obtained

    干涉儀這一物理思想,早在1972年smartt和strong就已發明,由smartt和steel做了進一步發展,並成功的用於檢測天文望遠,它結構簡單,對光源沒有特殊要求,近年來,由於光纖製造工藝以及耦合技術的發展,單模光纖纖芯不斷縮小,為光纖干涉儀得以發展提供了前提條件,該干涉儀由激光照明,除了檢測會聚波前外,還可以用來檢測凹球,進而應用到單個形的檢測;另外,光纖干涉儀最大的優是不需要標準,在干涉檢測中,標準是檢測精度受限的很大原因,光纖干涉儀能繞開這一難度,為進行高精度的光學檢測提供了廣闊的前景。
  6. 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比較困難,因此本文提出了一個大膽的設想:利用超薄易於變形的特,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
  7. 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,信噪比高,指向性好,幅度強等特。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比,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比。
  8. Shibin wu ( optical engineering ) directed by yapei yang , jiahu yuan manufacturing technologies for large - aperture lightweight mirror are one of the development directions in advanced optical manufacturing technologies. the lightweight mirror has the incomparable advantages than that of the solid mirror. the lightweight mirror has overcome the mirror surface deformation caused by selfweight of the solid mirror, reduces or eliminates the deformation of thermal expansion in solid mirror surface induced by environmental temperature variations and temperature gradient appeared on mirror body. mechanical weight - reduction is one of the three lightening technologies for large - aperture mirror. the technology has the advantages of simple process, small technical difficulty, common equipment conditions and wide material selection range. the technology has been extensively investigated and applied in the technical field of optical engineering at home and abroad

    它克服了實心因自重而引起的變形,降低或消除了實心因環境溫度變化及體溫採用機械鉆銑輕量化技術的輕型研製度梯度的出現而產生的熱膨脹變形。機械減重輕量化技術是大口徑輕量化技術的三種方法之一。它具有工藝簡單、技術難度較小、設備條件要求不高和選材范圍廣泛等優,在國內外光學工程技術領域得到了廣泛的研究和應用。
  9. He compared language to a city. then i modify the metaphor to call it " a city of american slang. " so the next three chapters are my three tours through the city and its suburbs of american slang

    第二次旅行更深入俚語之城,從總體上概括了美國俚語的特,用六個暗喻形象地分析美國俚語如何象一子,美國主導文化模式。
  10. The major issues of this task are unstable images due to specular reflection of solder surfaces and large variations of solder shapes

    瑕疵一直是電子工業界亟待解決的問題,而其遭遇之困難又可分為焊的高度特性與焊形狀的高度變異性等兩類。
  11. 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,通過改變棱的結構形式提高其消光比:利用干涉方法消除了前後通光p光的
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