程差 的英文怎麼說

中文拼音 [chéngchā]
程差 英文
difference in optical path
  • 程 : 名詞1 （規章; 法式） rule; regulation 2 （進度; 程序） order; procedure 3 （路途; 一段路） journe...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  1. With the compensator in place any optical path difference arises from the actual path difference.

    有了補償板之後，任何光程差都只由實際程差引起。
  2. 3. the principle of the interleaver based on the interference of polarized light is analyzed theoreticallyand the interleaver architecture of this kind is presented. a 50ghz interleaver is designed and the two series of interleaved spectrum like cosine function is obtained experimentally ; by using the tandem of two birefringent crystals with different optical path difference, we get the flattop spectrum

    3 、分析了pbi型interleaver濾波器的基本原理，給出了一種pbi型interleaver濾波器結構；設計了50ghz光學梳狀濾波器，實驗得到了該器件兩組交錯分波類餘弦輸出光譜；採用不同光程差的晶體級聯方案，實現了輸出光譜平頂化。
  3. However, one of the most serious impediments to wider use and improve precision of psi is its sensitivity to external vibration with the consequence that psi has rarely been used in a manufacturing in - situ and some special situations, such as that the optical path is very long or the detected unit is very large

    通過嚴格控制環境條件（溫度、氣流、振動等） ，其理論光程差（位相）的最小解析度可以達到nm的數量級。然而，由於干涉計量測試靈敏度高、精度高，對外界振動非常敏感，使它的應用范圍受到限制。
  4. Tolerance between forward and backward in indicating value

    示值進回程差
  5. Elevation differences is small compared with the earth's radius, this is proportional to the height above sea level.

    高程差與地球半徑相比顯得很小，它與海洋麵以上的高度成正比。
  6. It plays a very important role in many application, according to the point of mathematics point, its mostly application originate from equations of mathematical physics, difference equations, markov process, and so on, its purpose is to solve the problems of solid, fluid, electromagnetic, microscopic particles, system control, and etc. in practical science research and engineer applications, such as, architecture project, research of aeronautics and astronautics, bioscience, computing physics and oil reconnoiter, many large scale generalized eigenvalue problems need to be solved

    它在很多應用中扮演非常重要的角色，從數學角度來看，矩陣特徵值問題的應用大多來自數學物理方程、差分方程、 markov過程等。目的是為了計算固體、流體、電磁、微觀粒子、系統控制等重大問題。在實際的科學研究與工程應用中，比如在建築工程、航空航天研究、生物科學、計算物理以及石油勘探中，都要涉及到大規模矩陣廣義特徵值問題的計算。
  7. Expressions in three kinds of perfectly matched layer ( pml ) absorbing boundary conditions is also given. second, the numerical theories of the auxiliary fields fdtd method is studied, including the stability of the differential equations and the numerical dispersive relationship. the stability of two kinds of differential formulations and three kinds of pml is compared, using a straight method depending on the pmax - t graph

    更進一步，研究了輔助場fdtd方法的數值理論，對其微分方程、差代方程的穩定性進行了分析，比較了有耗媒質中的兩種差分格式和三種理想匹配層中的差分格式的穩定性，提出了一種通過p _ （ max ） - t曲線判定穩定性並求出穩定性條件的直觀方法，並導出了該方法的色散關系式。
  8. The discipline has its own problems in its domain of investigation, as well as unimaginable applications in the real world. from the view of mathematical tools used in the investigation of probability, this paper divides the history of the theory into stages and attempts to analysis the characteristic of each stage. historically, it went through three main periods : classical probability theory, analytical probability theory and measurable probability theory

    從17世紀中葉誕生至1812年，概率計算主要以代數方法為主，這一時期稱為「古典概率論」 ；從1812年到20世紀初，主要以分析方法為主，如：特徵函數，微分方程，差分方程等，這一時期可以稱為「分析概率論」 ； 1933年以後，主要以測度論來研究概率論，可以稱為「測度概率論」 ，這時概率論已經實現了公理化。
  9. The first biological effect of ionising radiation is the absorption of energy, leading to the removal of electrons from atoms. this occurs almost instantaneously and is followed by chemical damage to cells, which can include damage to dna

    第一，電離輻射能吸收能量，令電子脫離原子，這過程差不多即時發生，令細胞因化學反應而受損，包括脫氧核糖核酸dna 。
  10. A distant field interference of non - single - core light beams is analysed in a transparent liquid or solid when the bubble is irradiated with laser, a formula on optical path length difference is derived, interference regions and causes of interference rings thick inside and thin outside are analysed, the diameter of bubble can be measured by method of interference, the size of bubble and refraction index of gas inside the bubble can be measured in the depths of medium

    摘要對透明液體、固體中氣泡在激光照射下產生的一種非單心光束干涉進行了遠場分析，得到了程差公式，分析了干涉的區域、圓環狀干涉條紋內密外疏的原因，通過干涉的方法可以測量氣泡的直徑，能夠用於介質深處氣泡尺寸及泡內氣體折射率的測量。
  11. Problems on nonlinear computational stability of the difference schemes of evolution equations

    發展方程差分格式的非線性計算穩定性問題
  12. Mica pearlescent pigments comprising mica particles coated with thin transparent film consisting of highly refractive metal oxides, when the light rays incident into pigment particle, a portion of light is reflected from the exterior of the film and interfere with the other portion of light transmitted through the film to the extremely smooth surface of mica plate where it is reflected again. two portion of light suffers a phase change, viewed by reflected light it exhibit pearly or iridescent optical effects, which depending upon the particle size and the thickness of coatings

    雲母珠光顏料是通過在雲母粉表而鍍覆一層高折射率的金屬氧化物透明薄膜，如tio _ 2 、 fe _ 2o _ 3等，光線入射后，部分光線被膜層表面反射，其餘光線穿過膜層照到雲母片再被反射，兩組反射光線因光程差發生干涉，形成具有彩虹一樣的珍珠光澤，被廣泛應用於塗料、油墨、塑料、製革、化妝品等行業，能明顯改善產品外觀，提高產品檔次。
  13. Tolerance between forward and backward in indicating

    示值進回程差
  14. The emphasis was put on the main factors affecting its performance, such as : drift of the average frequency of interferometer ; drift of frequency difference of interferometer ; the changes of the interference add - on term of the gaussian beam during the measurement and its effects on the phase changes, as well as the relationship between the changes of the interference add - on term of the gaussian beam during the measurement with the movement of the measurement mirror

    對雙頻激光干涉儀的工作原理進行了理論分析，著重分析了其主要影響因素：雙頻激光平均頻率漂移；雙頻激光差頻漂移；高斯光束干涉附加項在測量過程中的變化及其對相位變化的影響，與測量鏡運動引起的程差變化的關系。
  15. The stability of micro - birefringence optical path difference measuring system based on electro - optic modulation method is studied

    提出用旋轉半波片反射法測量半封閉玻璃製品應力，探討以電光調製法為基礎的微雙折射光程差測量系統的穩定性。
  16. When the two light beams recombine, they interfere and form a pattern that depends on the difference between the distances they traveled

    當兩束光重遇后將發生干涉，並形成一個依賴于兩條光路光程差的圖樣。
  17. To compensate for low - frequency drift of the optical path - length difference and to keep the operation point on the most sensitive point, the reference mirror is adjusted with a actuator driven by a feedback loop

    為了補償光程差的低頻漂移，將工作點穩定在靈敏度最高點，使用一個反饋控制系統驅動微位移器調整參考平面鏡。
  18. The beam - splitter comprises three pairs of fully reflecting planar mirrors and partially reflecting planar mirrors. according to the workspace size and experimental requirement, they were placed with a distance of 195 - cm between two mirrors

    空間分光延時系統由三對全反鏡和部分反射鏡構成，根據實驗平臺大小和實際需要調整鏡片之間的距離，使相鄰光束之間的光程差為390cm 。
  19. The paper introduced the theory of passive acoustic localization and the algorithm of space acoustic localization. by use of combined acoustic path difference, the paper amended the passive acoustic localization formula and improved the accuracy of localization

    本文介紹了被動聲定位的原理及空間聲定位的演算法，推導出了被動聲定位公式，並利用聲程差組合改進了被動聲定位公式，提高了定位的精度。
  20. It is widely used to measure optical element, optical system, detection of optical surface and the physical quantities ( such as field of temperature, field of density ) related with optical path difference. the underlying measurement principle of psi is to determine the phase of the intensity signal in interferogram received at each pixel of an imaging device

    移相干涉術（ psi ）作為快速、非接觸的精密測量手段，已經廣泛地應用於光學零件、光學系統、精密表面檢測和其它一些與光程差參數相關的物理量的測量（如溫度場、密度場等） 。
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