極光譜 的英文怎麼說

中文拼音 [jíguāngpǔ]
極光譜 英文
auroral spectrum
  • 極 : i 名詞1 （頂點; 盡頭） the utmost point; extreme 2 （地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • 光 : Ⅰ名詞1 （照耀在物體上、使人能看見物體的一種物質） light; ray 2 （景物） scenery 3 （光彩; 榮譽） ...
  • 譜 : Ⅰ名詞[書面語]1 （按類別或系統編成的書或冊子等） table; chart; register 2 （指導練習的格式或圖形）...
  1. This effect is particularly important for leds since the emitted spectral width is several hundred angstroms.

    這種效應對于發光二極體來說是特別重要的，因為發光二極體所發射的光譜帶寬可達幾百埃。
  2. Aurora : it s better to have some scores from calter

    極光:最好有點凱爾特音樂的譜子
  3. Multispectral data for bathymetry is often performed in relatively clear shallow waters, up to now, no one use multispectral data for bathymetry in estuary waters of yellow river, where the highest sediment concentration in the world has been observed. in another part of this thesis, multispectral data acquired by landsat - 5 tm and in situ data are used for bathymetry in estuarine waters of yellow river. statistical models based on one band and two bands of tm respectively are developed

    利用兩期水深的比對可以揭示黃河水下三角洲的沖淤演變規律，但由於實測水深資料獲取較為困難，因而利用遙感來反演水深是一個重要的選擇，為此，本文在黃河口海現代黃河三角洲沖淤演變規律與遙感應用研究端走取兩個試驗區進行了多光譜遙感水深反演試驗，試驗結果表明，在極高泥沙濃度、較強水動力條件的黃河口海域，用多光譜遙感反演水深是可行的。
  4. " for his discovery of the doppler effect in canal rays and the splitting of spectral lines in electric fields

    發現極隧射線的多普勒效應以及電場作用下光譜線的分裂現象
  5. We can see from the photos of the sem that the diameters of the powers of this tree land of materials obtained by the system of trion x - 100 / caprylic alcohol / cyclohexane / water are about 20 nm. by means of uv - vis, atomic absorption spectrometry and so on, nanoparticles of this three kind of anode materials are synthesized

    利用trionx - 100 /正辛醇/環己烷/水反膠束體系制備出三種物質的粉體，掃描電子顯微鏡照片顯示粒子的粒徑在20nm左右，分佈均勻；此外還利用uv - vis 、原子吸收光譜等測試手段，都表明合成出了三種正極材料的納米粒子。
  6. The spectral response characteristic series of photocathodes

    光電陰極光譜響應特性系列
  7. Study on spectral response of multialkali photocathode layer under growth

    多堿陰極光譜響應監控研究
  8. Study of spectral responsivity testing technology for photocathodes of image intensifiers

    像增強器光陰極光譜響應度測試技術研究
  9. First the author introduces the design of the flame monitoring system based on pic16f877 mcu in details. the detector, ( ecadata company ’ s production ), si - photodiode, is used as the sensor. its photoelectric current output is proportional to input light ’ s energy

    經方案比較，決定選用基於火焰的紅外光譜輻射特性的火焰檢測原理，研製開發火焰監測系統，檢測元件選擇ecadata公司生產的紅外雪崩型硅光電二極體，光電二極體在接受紅外輻射時，其產生光電流的大小與入射光能量成正比。
  10. ( 2 ) on - line spectral response measurement is used to make a research on the activation process. the on - line measurement results have been analyzed and the influence excised by cs, o activation on the photoemission property of gaas wafers has been revealed. the properties of domestic and foreign nea phocathodes are compared, and the reasons causing the gap between domestic and foreign phocathodes are discussed

    （ 2 ）利用光譜響應在線測試技術研究nea光電陰極的激活工藝，通過對在線測試的光譜響應曲線進行分析、比較和計算，剖析了激活工藝給陰極光電發射性能帶來的影響，並從性能評估的角度，比較了國內外nea光電陰極的性能，分析了它們之間存在差距的原因。
  11. Theoretical studies on the effect of electronic absorption of polar solvents for pyrimidine

    溶劑極性對嘧啶電子光譜影響的理論研究
  12. Second - harmonic detection research with tuneable diode laser absorption spectroscopy

    可調諧二極體吸收光譜痕量氣體濃度演算法的研究
  13. We believe the fine mechanical properties of tubular film are related to its fine chain orientation structure by using pole figure investigation and polarized fourier transform infrared ( ftir ) spectra analysis, the modes of orientation for flat and tubular films are obtained. it was found that the cellulose chains of the flat and tubular films have an uniplanar orientation mode with respect to the film surface

    通過x衍射織構（極圖）分析和偏振紅外光譜分析建立了平膜和管膜的取向模型：平膜和管膜都有單平面取向；平膜中的分子鏈在膜表面內呈無規取向:管膜中的分子鏈則相對于拉伸方向有明顯擇優取向。
  14. Cassini ' s visual and infrared mapping spectrometer ( vims ) has detected what appears to be a massive ethane cloud surrounding titan ' s north pole

    卡西尼上的光學和紅外繪圖光譜儀（ vims ）探測到泰坦北極點周圍出現大量乙烷雲。
  15. The conventional methods of the gemmology and the modern instruments of electronic probe, ultraviolet - visible spectrophotometer, fourier transform infrared spectrometer, cathodoluminescence spectrometer are used to research and analyse the flux - grown synthetic spinel and compare them with the natural spinels

    摘要採用常規的寶石學研究方法以及電子探針、紫外可見分光光度計、傅里葉變換紅外光譜儀和寶石陰極發光光譜儀等現代測試儀器，對助熔劑法合成尖晶石的寶石學特徵進行了全面分析，並與天然尖晶石進行了對比。
  16. This article studies on a novel method about detector calibration and monochromator calibration by using silicon pin photodiode. the detector and the monochromator of one spectrum measurement system had been calibrated using the method, and the spectrum distribution of one laser - produced plasmas ( lpp ) source with jet gas target was measured. the use of a specific combination of the silicon photodiode and multiplayer reflect films is the notable character in monochromator calibration

    本文研究了一種利用光電二極體傳遞標準探測器標定普通探測器和單色儀系統的方法，實際標定了所用的探測器和單色儀系統，測得了噴氣靶激光等離子體光源的相對光譜分佈，設計出絕對光譜分佈的測量方法，並且利用labview的g語言及相應的數據採集卡等硬體設備構造出一套智能化、高效率的測量系統，完成了多層膜反射率測量工作。
  17. In the third chapter, the influence of current density, solution concentration, erosion time and aging in ambient air on the pl spectra of ps suggests that peak would blue shift with current density increasing, and with erosion time and aging time prolonging ; with the increasing of solution concentration, peaks would red shift when solution concentration less than 1 : 1 but blue shift when solution concentration greater than 1 : 1. above phenomena can be explained by quantum confinement and light center model, but do not deny the action of si - h bonding and defect on the surface in the process of photoluminescence. at present, radiation mechanism is still one of the primary problems in the study of ps

    在第z三章中；通過對比，分析了電流密度、陽極化時間、溶液濃度以及自i然氧化時間對多孔硅光致發光光譜的影響，認為在一定的范圍內，多i孔硅的發光峰位會隨電流密度的增大而藍移，要獲得較強的發光，需z要選擇合適的電流密度；隨著腐蝕時間的延長，多孔硅的發光峰位會i發生藍移；當f酸的濃度較小q ： 1 ）時，峰位隨濃度的增大表現為向i低能移動；而當f酸的濃度較大河山時，峰位隨濃度的增大則表現z為移向高能；多孔硅在空氣中自然氧化；其發光峰位發生藍移，而強i度隨放置時間的延長而降低。
  18. Standard test method for determination of contaminants in gas turbine and diesel engine fuel by rotating disc electrode atomic emission spectrometry

    轉盤電極原子發射光譜法測定氣輪機和柴油發動機燃料中雜質的標準試驗方法
  19. Ultraviolet absorption detector, photodiode array detector ( dad ), fluorescence detector, and electrochemical detector are optional detectors, response value of which is relative to not only quality of the object under test, but also structure of the compound ; refractive index detector and evaporative light - scattering detector are universal detector, responding to structure of all compounds ; evaporative light - scattering detector is quality - type detector, whose responding value only relates to quality of the object under test for compounds with similiar structures ; photodiode array detector ( dad ) can, at the same time, record absorption spectra of the object under test in a prescribed wave scope, consequently, it can be used in spectrum control and inspection of purity of chromatographic peaks of the object under test

    紫外、二極體陣列、熒光、電化學檢測器為選擇性檢測器，其響應值不僅與待測物的質量有關，還與化合物的結構有關；示差折光檢測器和蒸發光散射檢測器為通用型檢測器，對所有的化合物結構均有響應；蒸發光散射檢測器屬質量型檢測器，對結構類似的化合物，其響應值幾乎僅與待測物的質量有關；二極體陣列檢測器可以同時記錄待測物在規定波長范圍內的吸收光譜，故可用於待測物的光譜管制和色譜峰純度的檢查。
  20. The highest chl content and the highest photosynthesis rate of hull of a whole panicle were about 25 % and 20 % of those of flag leaf. ( 2 ) the absorption spectra of chl was different between flag leaf and hull, the absorbance of the medium that contain chl of hull was more strong than that of flag leaf in zone of short wavelength when the chl concentration of medium was the same. ( 3 ) the weight of the hull increased gradually after heading, the weight of the hull in the upper part of the panicle is higher than in the lower part of the panicle

    谷殼與旗葉相同葉綠素濃度提取液的光吸收光譜特性不同，在短波區谷殼葉綠素提取液的光吸收明顯比旗葉葉綠素的高；在抽穗后，谷殼的重量會有所增加，但穗下部谷殼的重量始終比穗上部的輕；相關分析表明，谷殼的重量與最終粒重呈極顯著正相關關系。
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