比較光譜法 的英文怎麼說

中文拼音 [jiàoguāng]
比較光譜法 英文
method of comparision spectra
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : Ⅰ動詞1 (比較) compare 2 [書面語] (計較) dispute Ⅱ副詞(比較) comparatively; relatively; fair...
  • : 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) ...
  • : 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)...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 比較 : 1 (對比) compare; compare with; contrast; parallel (with); comparison; by comparison; in comp...
  1. To overcome the disadvantages of the linear calibration methods such as mlr and pls, least - squares support vector machine ( ls - svm ) is introduced to nir quantitative calibration in this thesis. for a set of diesel cetane number ( cn ) samples, the ls - svm model obtains the best performance in the cn prediction, compared with the mlr and pls model

    為克服mlr與pls等線性校正方的局限性,本文將最小二乘支持向量機( ls - svm )演算用於近紅外的定量校正,並以一批柴油十六烷值樣品數據為例對以上方進行了
  2. This paper discusses the characteristic of inductivity coupled plasm atomic excite spectroscope and applies the analysis method to measure the atmosphere corrosion rusty layer samples from qingdao and chengdu. we get the relative content of each element of rusty layer and show the charitable situation that the relative content varied with the change of corroded environment and time

    概述了電感耦合等離子體的特點,並運用該對青島和成都兩地的大氣腐蝕銹層樣品進行了測試,得出了銹層中各元素的相對含量及其隨腐蝕環境和時間的變化情況
  3. This paper describes a new method to select these parameters, including to determine the focus length, relative aperture and field of view of new optical system in design by means of making reference to previous star sensors and their optical systems ; to forecast the acquiring probobility of star sensor in accordance with selected param eters ; to determine the principal design wavelength and spectral coverage by means of integrat ing the spectrum of stars

    本文介紹一種確定學系統參數的新方,包括通過參考已有星敏感器及其學系統特性來選取新學系統焦距、相對孔徑和視場;根據所選取的參數預計星敏感器的捕獲概率;採用綜合恆星確定學系統中心波長和范圍。
  4. Imev and the data in which the energy respectively is 166mev 139mev, 104mev, 90mev. on the basis of two wave functions and two optical potentials above mentioned, we have investigated a serie s of knockout reactions : through the comparing of two wave functions and two optical potentials, we find that two a cluster relative vave functions which contribute to the energy sharing results of the reaction sections are very well, especially for the ; that the received spectroscopic factors used vfm ( r ) are better than that used ; that the former not only suits to the elastic scatterings but also to the knockout reactions ; that the a cluster of knockout reactions are its local behaviors of surface. and we further testify that the distorted influences are not neglected if the incidence energies are not very high, but can be used the plane wave impulse approximate method and neglect the effects of the distorted influences if the incident energies are high enough

    在利用上述的兩種束縛態波函數和兩種學勢的基礎上,我們研究了一系列的敲出反應:通過對兩種束縛態波函數和學勢,我們得到的結論是:兩種束縛態波函數和學勢對反應截面的能量分配的貢獻都好,但尤以波函數_ ( li ) ( r )為佳;學勢v _ ( clu ) + ( r )得到的因子用woods - saxon勢v _ ( ws ) ( r )的結果要好,它不僅能適用於彈性散射,且對敲出反應也能得出好的結果;集團的敲出反應是集團表面局域性的表現:在中低能的入射條件下,扭曲效應不能忽略,但入射能量高時,扭曲效應影響小,可以用平面波沖量近似的方
  5. Introduced these parameters and method into the model, the uvi and spectral irradiance of uv - b at mt. waliguan are simulated, and compared with the observational data. the results of the comparisons of between the measurements with the model outputs show that tuv is very accurate for the clear sky condition

    在敏感性實驗確立的適合瓦里關地區的地表反照率參數、氣溶膠方案和雲量訂正方的基礎上模擬了瓦里關地表的uvi和uv - b輻照度,與觀測值進行,驗證了tuv在晴天的模擬能力好。
  6. In order to overcome problems arisen from the application of x fluorescence analysis into complex spectrum produced by archaeological ceramic fragments with multi - element, low content and thick ground, we have employed the artificial neural network into the research of x fluorescence archaeology and conducted three kinds of research works. as the first one, we have applied the linear olam network ( optimal linear association memory network ) and the non - linear bp network ( back - propagation network ) respectively to analyze the complex x fluorescence spectrum of archaeological samples, and taken both results of spectrum analysis to compare with each other. the second, the method of pattern recognition of bp network was tentatively used to perform intelligent identification of production places of these archaeological samples

    針對科技考古中對大量考古陶片進行產地研究時x熒分析對多元素、低含量、厚基底考古陶片產生的復雜分析的問題,將人工神經網路引入x熒考古中,進行了三方面的研究工作:一是用線性olam網路(最優線性聯想網路)和非線性bp網路(誤差反傳導網路)分別對考古樣品的x熒復雜進行解,並二者的解效果;二是用bp網路模式識別方對考古樣品的產地進行智能識別;三是為了提高網路運算的可靠性和減小基體效應及電噪聲的干擾和影響,研究並提出了三種網路學習前的數據預處理方
  7. In order to compare the retention time ( rt ) and limits of detection of 20 organophosphorous insecticides in different conditions the experiments were carried out using a medium polar capillary column ( db - 1701 ) and a no polar capillary column ( db - 1 ) with two detectors ( gc - fpd and npd ). the rt of 20 organophosphorous insecticides in two different polar capillary columns was a retention qualitative method for 20 organophosphorous insecticides. db - 1701 capillary column coupled with gc - fpd detector was used in the following study, the limits of detection were in range of 5x10 - 11 ~ 2x 10 - 12 g, the linear range was 2x 10 - 9 ~ 1 x 10 - 11g

    本研究用兩種檢測器(氮磷檢測器和火焰度檢測器儀器)和兩種不同極性色梓(中極性毛細管色柱db - 1701 、非極性毛細管色柱db - 1 )作為研究手段,了20種有機磷殺蟲劑在兩種色柱( db - 1 、 db - 1701 ) 、兩種檢測器( fpd 、 npd )上的保留時間及最小檢測量,建立了用不同極性色柱上有機磷農藥的保留時間可作為有機磷農藥雙柱定性確證的的方;建立了db - 1701 , gc - fpd測定蔬菜中20種有機磷殺蟲劑的氣相色,該方的最小檢測量為5 10 ~ ( - 11 ) 2 10 ~ ( - 12 ) g ,線性范圍在2 10 ~ ( - 9 ) 1 10 ~ ( - 11 ) g時,相關性良好。
  8. Based on the understanding and comparing of various spectrum analytical methods, and combining the development of fibre optics and sensor technology of imaging of solid state, a conceptual design of the space modulated fourier transform spectrometer is put forward in this article which is based on the triangle common - path interferometer and a multichannel detector ( ccd )

    本文在了解和各種分析方的基礎上,結合學及固態成像傳感器技術的發展,提出一種基於三角共路干涉儀和多通道探測器( ccd )的空間調制型傅里葉變換儀的概念性設計。
  9. Abstract : the determination of aminoglycoside antibiotics in the biological fluid has been reviewed. the methods mainly included bioassay, thin - layer chromatography, high - performance liquid chromatography ( hplc ) and a variety of immunoassay ( ia ), for example, enzyme immunoassay, fluorescence polarization immunoassay, quenching fluorescence immunoassay, chemiluminescent immunoassay , etc., in which hplc and ia were used more often

    文摘:綜述了氨基糖苷類抗生素的體內分析方.主要有:生物學分析;薄層色;高效液相色;差示脈沖極及各種免疫,如酶免疫,熒偏振免疫,膠乳凝集抑制速率等.其中高效液相色和免疫應用
  10. Comparative study on the interaction between two spectroscopic probes and acidic polysaccharides by absorption spectra

    吸收研究兩種探針與酸性多糖的結合反應
  11. Compare the results of the couple - mode theory, muti - films theory and the transfer matrix method, improve calculation of the delay and dispersion spectrum, 2

    分析了柵主流演算的優缺點和各自的應用特點,並對時延、色散的計算方進行改進。
  12. Faraday rotation spectra was measured on samples with model cgx - 1 fr test apparatus by ourselves using the magneto - optical modulated double - frequency method. the development on magneto - optical material and devices, especially on rare - earth ion garnet, were reviewed. as a solution to the problem for temperature stabilized and wideband magneto - optical materials which could satisfy the development of magneto - optical devices for integration and miniaturization, a modified liquid phase epitaxy ( lpe ) technique was brought forward to grow thin film yb3fe5o12 onto substrate ybilg or thin film ybilg onto sustrate ybig

    本論文工作包括對ybiig 、 ybig系列石榴石薄膜制備的實驗構想、相圖分析、制備工藝分析和配方設置,搭建了液相外延設備;系統地研究了ybiig 、 ybig系列石榴石薄膜的生長、測試,首次成功制備了ybig ybiig 、 ybiig ybig ggg系列復合膜,並採用xrd 、 sem 、 epma等方對所得樣品進行了結構、組分和微區形貌分析,用紫外可見儀測試了其在可見近紅外波段吸收。
  13. This paper applies the method of infrared spectrum analysis to measure the atmosphere corrosion rusty layer samples from qingdao and chengdu. then, it gets the main component rust phase of rusty layer and shows the changeable situation that the relative content of each rust phase varies with the change of corroded environment and time

    運用紅外分析方,對青島、成都兩地的大氣腐蝕銹層樣品進行了測試,得出了銹層的主要組成物相及各物相的相對含量隨腐蝕環境、時間的變化情況
  14. According to the raman selection rule and the pl measurement, it is reasonable to evaluate the quality of galnp / algalnp mqw by analyzing the relative intensity ratio of a1p - lo / to. ( 4 ) a new modified random element isodisplacement ( mrei ) model is set up to calculate the dependence between the long - wavelength optical phonon frequencies and the composition of iii - v - type ab1 - xcx mixed crystals. the second neighbor force constants are still assumed to be a linear variation with the composition, but the two first neighbor force constants can be evaluated to be a negative exponent variation with the composition, using the overlapped repulsive potential of the ion crystal combination

    通過實驗我們找到了在這些結構參數上生產gainp algainpmqw的理想的結果; ( 3 )首次用喇曼( raman )散射方研究了常溫下的gainp algainp多量子阱結構,除了指認出喇曼中各學聲子模外,還結合樣品致發的測量結果,分析發現喇曼中alp - lo to的相對強度可以在一定程度上評定晶體gainp algainpmqw的生長質量; ( 4 )在修正的隨機元素等位移? mrei模型的基礎上建立了一個新模型,計算了ab _ ( 1 - x ) c _ x型?族半導體混晶的長波長學聲子模頻率的組分變化關系。
  15. The analyses given in this paper to quasi - three - level for 946 nm laser are complete. the relation between 946 nm laser transmission and optimal crystal length has been derived from the rate equations describing the population inversion and the photon density in the laser cavity in the steady - state case. the minimal claims to coating have been given on the base of contrasting 946 nm transmission with 1064 nm transmission in the condition of different cavity losses and how the pump beam radius in the laser crystal and optimal crystal length affect the laser threshold and output power of 946 nm laser has been given as well

    對產生946nm線的準三能級結構給出了為完整的分析,利用激諧振腔處于穩態時的速率方程,導出了準三能級nd : yag946nm起振時,透射損耗與最佳激晶體長度的關系,在與1064nm透射損耗相的基礎上,給出了不同的腔損耗情況下的最低鍍膜要求,並且給出了激閾值、輸出功率和最佳激晶體長度及泵斑大小的關系,這為設計室溫下高效運轉的946nm激器的提供了理論基礎,這種分析方對研究此類低增益,準三能級或三能級激系統輸出特性有借鑒意義。
  16. It can provide higher speed and alleviate the spectral degradation which usually goes with the existing algorithms, as well as constrain speckle noise of radar images. in respect of image fusion algorithm, the fusion rules and operators are essential. a new set of fusion rules and corresponding operators are given in this thesis

    實驗證明,在融合源圖象特性差異大的情況下,該演算與已有的基於小波分析的遙感圖象融合演算性能更優,具有運算速度快、減少退化的特點,並能在一定程度上抑制相干斑噪聲。
  17. Sonoki s, hisamatsu s, kiuchi a. high - performance liquid clromatographic determination of dna base composition with fluorescence detection [ j ]. nucleic acids research 1993, 21 ( 11 ) : 2776

    許化溪,王勝軍,黃錫全,等.高效液相色與熒測定細菌染色體堿基組成的[ j ] .中華檢驗醫學雜志2000 , 23 ( 4 ) : 2 - 7
  18. Various factors for affecting uncertainty of the measurement molybdenum content by spark source atomic emission spectrometry are discussed and compared, and uncertainties of the measurement of molybdenum in steel are evaluated

    摘要討論和了火花源原子發射測定鋼中鉬量的各種不確定度因素,並評定了鉬量的測量不確定度。
  19. Comparison between anodic stripping voltammetry and graphite furnace atomic absorption spectrophotometry for blood lead analysis

    陽極溶出伏安與石墨爐原子吸收在血鉛檢測中的應用
  20. Comparison of methods of digestion of samples in the faas determination of cu fe mnand znin sesame

    火焰原子吸收測定芝麻中銅鐵錳鋅消化方
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