譜線因子 的英文怎麼說

中文拼音 [xiànyīnzi]
譜線因子 英文
line factor
  • : 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)...
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  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高光數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物光特性及變異規律,進一步明確了掌握地物光特徵和變異規律是用成像光儀數據提取地物信息的基礎;發現了基於光整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲整體平移的「同物異」現象,對于形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價的定量反演模型,並分析了模型的適用性。
  2. Hence, the spectrum is called a line spectrum ; it is also called an atomic emission spectrum, since it is produced by emission of light from excited atoms

    此,這個光也被稱為,也被稱為原發射光為它是由被激活的原發出的光產生的。
  3. The reflector can increase the neutron flux obviously and the main processes of the neutron yield in reflector are spallation reaction induced by energetic hadrons and ( n, 2n ) reaction. when the moderator height is equal to the distance between the upper part and the lower part of the split target, the total neutron flux of the split target will be higher by 20. 1 % than that of the integral one. secondly, the high - energy neutron escaping from the target will enter into the moderator and be slowed down

    得到經水慢化器慢化后,中通量在慢化器厚度與高度方向上的分佈;比較了水與液態氫的慢化能力以及中在水、液態氫、液態甲烷這三種慢化器慢化后的能;在csns的靶站設計中,引出慢中的導管不完全位於慢化器中引出面的法方向上,此進一步計算了中通量角分佈。
  4. The hwtx - i gene was chemically synthesized according to its known cdna sequence, the gene was inserted into vector ppic9k which contained aoxj promotor and the sequence of a secreting signal peptide - a - factor, the cloning ppic9k / hwtx - i was constructed and confirmed by two - step pcr and dna sequence analysis, then it was transformed into host strain gs115, a his + muts cell line was screened and multicopy transformants were screened by various g418 concentrations, the multicopy transformant was named gh1. gh1 was cultivated in flasks. after 6 days of induction by 0. 5 % methanol, the supernatant was checked by 16. 5 % tricine - sds page, which showed there was a band in the position of 3. 5 - 6. 1kd, then it was isolated and desalted by ultrofiltration followed by ion exchange of cm column, after reverse phase hplc of ci8 and vacuum drying, the purified rhwtx - 1 was obtained which was proved to be correct recombinant hwtx - i by tricine sds - page, maldi - tof mass spectrometry, amino acid composition analysis, the n - terminal amino acid sequence and its biological activity, the final field of the purified rhwtx - i was about 80mg / l, accounting for 23. 6 % of it total secretory proteins

    將帶有hwtx -基的ppic9k經blgii性化后,轉化酵母宿主菌gs115原生質體后經篩選陽性克隆並經表型鑒定為his ~ + mut ~ s酵母菌,進一步用遺傳毒素g418篩選多拷貝的轉化菌株,命名為gh1 ;將gh1甲醇酵母菌用0 . 5的甲醇誘導表達,發酵上清經90飽和度的( nh _ 4 ) _ 2so _ 4沉澱, yw - 3 ( mwc03000 )的超濾膜超濾,再經cm陽離交換, c _ ( 18 )反相hplc純化得到分量為4kd左右的組分,其中4289 . 05的組分經質鑒定,氨基酸組成分析和序列測定為正確的表達產物,生物學活性表明其活性為天然毒素活性70 % ,表達量為80mg / l 。
  5. When the plane was heated, observation showed that the shape factor increased from 1. 5 to 2. 6 ; the mean velocity profile departed from the law of the wall ; the inertial subrange in the energy spectra curves disappeared ; the intermittent phenomenon occurred

    發現在加熱的情況下,邊界層的形狀由1 . 5上升至2 . 6時均速度廓中的平衡湍流層消失以及速度能中慣性區消失等變化。
  6. Measuring x - ray energy - spectrum emitted by these laser - produced plasmas is a important diagnose method, because they emit a mass of x - ray

    激光等離體釋放出大量的x射此對x射進行攝分析是一種重要的診斷方法。
  7. Polarized microscopy, sem - eds, xrf, uv - vis, pl, ftir, epr have been used in this study to investigate two chameleon diamonds and a synthetic diamond which show color - change effects

    摘要對具有變色效應的兩顆變色龍金剛石與一顆鮮黃色合成金剛石進行了掃描電鏡能、 x射熒光光、顯微紅外光、紫外可見吸收光、光致發光、電順磁共振等測試研究,以探討引起金剛石變色的原
  8. There are distinct changes about shifts or intensity in bulk plasmon, surface plasmon, and interband electron transitions losses as a result of oxidation of specimens, and adsorption and oxidation processes can be studied through these changes. at room temperature, the formation of oxide layers on uranium and uranium - niobium alloys were found to occur rapidly upon exposure to oxygen, and the resultant oxide in each case was near - stoichiometric uo2. due to formation of niobium oxide in uranium - niobium alloys, the diffusion of o ~ ( - ) ( o ~ ( 2 - ) ) and u ~ ( 4 + ) in the interface region was prevented, and the corrosion resistance of uranium - niobium alloys to oxygen is greatly enhanced by alloying with niobium

    研究結果表明:清潔表面鈮和鈾的體等離體振蕩所造成的電能量損失的實驗值與理論計算值較為符合;隨著氧化程度的加劇,表面等離體( sp ) 、體等離體( bp )以及價帶電躍遷所造成電能量損失的峰發生了明顯的連續偏移或強度的變化,這些變化可以用來分析鈾及鈾鈮合金的初始氧化過程;室溫下,鈾及鈾鈮合金很容易與氧作用,最終結果,鈾僅氧化為二氧化鈾,另外,在鈾鈮合金氧化過程中,為有鈮的氧化物存在,不利於氧和鈾在界面擴散,增強了鈾鈮合金抗氧化性能; eels能獲得樣品表面的信息比aes更為表面,更為靈敏,但由於eels的過于集中,主要在幾十ev以內,也有不容易區別和解的不足。
  9. It proves that the accuracy of the obtained photon fluence by this kind of method is acceptable. overall, pulse photon fluences in the pulse accelerator and the radiation field caused by pulse reactor have been obtained by strict experimental studies and theoretical calculation in this paper. it provides the technological support to calibration of detectors for physical diagnosis in nuclear exploding

    簡而言之,通過嚴格的實驗研究和理論計算,本文測得了12mv脈沖加速器的x射和liftld對較寬能區的中的let效應值,並通過研製的均勻固體電離室測得了脈沖加速器和脈沖堆輻射場的光注量,解決了幾個相關的技術難題,為核爆診斷探測器的標定提供了技術支撐。
  10. To deal with the echo information from doppler weather radar, in this paper we recommend the processing of some radar products ( cr, vcs, cappi, vil, wer, vwp ), according to the research of nim on weather radar, referred to other advanced algorithm of radar products from home and abroad and combined with the requirement of application in our country. these products are produced on the platform of windows 98 or windows 2000 by the use of visual c + +

    為了對多普勒天氣雷達的回波信息(包括強度、徑向速度和速度寬)進行加工、計算和處理,本文根據南京氣象學院在天氣雷達方面的長期研究積累,同時借鑒其他國內外先進的天氣雷達產品的演算法,結合我國氣象業務應用的要求,對多普勒天氣雷達的氣象產品(組合反射率、任意垂直剖面、等高平面位置顯示、垂直累積含水量、弱回波區顯示、 vad垂直風廓等)進行工程化設計。
  11. The influence of several vital parameters ( the linewidth enhancement factor or, reflectivities of the facet adjacent to the external cavity r and the external reflector r ) of the ecld on the bistable characteristics have been discussed briefly

    並初步介紹了ecld幾個關鍵參量,展寬和ld鍍膜端面反射率r對雙穩環基本特性的影響。
  12. Solving the rate equation numerically, the influence of the factor a and the reflectivity r on the transient characteristics of the ecld has been analyzed when the shape of the hysteresis loop looks like a parallelogram approximately

    通過對速率方程組進行數值求解,分析了當ecld雙穩環呈現近似的平行四邊形時,展寬和ld鍍膜端面反射率r對雙穩跳變瞬間動態特性的影響。
  13. Based on the experiment and analysis, the optimum conditions for preparation of si02 films have been studied. furthermore, using the inverse designing idea of fgms, fe / mo and mo / sio2 fgms have been successfully prepared. finally, the composition and microstructure of the materials have been measured by x - ray debey powder diffraction ( xrd ), x - ray photoelectron spectroscopy ( xps ), scanning electon microscope ( sem ), step instrument and metallgical microscope

    在系統實驗的基礎上探討sio _ 2薄膜沉積工藝條件及其影響素,獲取了sio _ 2薄膜的最佳工藝條件;採用功能梯度材料( fgm )的逆設計思想,在最佳沉積條件的基礎上成功制備出fe mo和mo sio _ 2功能梯度材料,並以x射衍射, x射光電,電鏡掃描,膜臺階儀,金相顯微鏡等手段對材料進行成分測定和表面形態結構分析。
  14. Studies show that, in a binary system, huge energy is released when matter of companion star fall onto the surface of neutron star. on the contrary, when matter falls into black hole, it together with the energy generated will disappear behind the event horizon. for that reason, x rays emitted by neutron star binaries are stronger and their spectra exhibit special characteristics

    研究發現,在雙星系統中,伴星的物質掉落中星的表面時會釋放巨大能量,而物質掉落黑洞時,則會與它所擁有能量一同消失於視界之中此含有中星的雙星系統所發出的x射強度總是較高,而光也有不同的特徵。
  15. The operation reliability of the power transformer as the key equipment in electrical power systems, influences operation security of electrical power systems directly. the components and contents of gases dissolved in transformer oil can be used to reflects internal insulation faults of operating transformer. in order to overcome the errors caused by complex handling procedure and man - made factors using general chromatogram analysis method, author brings forward an on - line detecting of gases dissolved in transformer oil by using macromolecule polymer to separate oil and gases automatically and an information fusion technology of multi - sensors ; at the same time, in order to improve the accuracy and reliability, author uses neural networks to diagnose transformer faults

    變壓器作為電力系統的樞紐設備,其運行可靠性直接影響電力系統的安全運行;變壓器油中溶解氣體的成分和含量能有效體現運行變壓器內部的絕緣故障情況,為解決常規色分析中復雜的操作程序和由於人為素引起的較大的誤差,論文提出了應用高分聚合膜實現變壓器油氣自動分離、多傳感信息融合技術智能檢測多種氣體成分的變壓器油中溶解氣體在監測技術,應用神經網路智能診斷方法實施故障診斷,提高變壓器故障診斷的準確性和可靠性。
  16. We revised frequency spectrum functions by using weighting factor - the distance between direct component and alternating component, and improved the acuity of focus measure curve

    提出用交流分量到直流分量的距離作為加權對頻評價函數進行改進,有效地提高了對焦評價曲的靈敏度。
  17. Thus, the nonthermal broadening in the stars " spectral lines above has been explained abstractly by the theory of spectral lines broadening in plasmas

    此,等離致寬理論對以上恆星非熱加寬給予了理論解釋。
  18. For our laboratory is changing toward industrialization, a lot of work on conventional ingaas / gaas / algaas quantum well laser has been done. how the parameters, such as threshold current density, slope efficiency, fwhm and spectrum width, are influenced and how much the influence is, are discussed by the numbers. the effective means how to improve a certain performance parameter are purposed too

    由於本實驗室正處于由試驗研究向產業化邁進的階段,針對常規ingaas / gaas / algaas量阱激光器做了很多工作,文中系統論述了常規量阱激光器的各項性能參數?閾值電流密度、斜率效率、遠場發散角、光寬等的影響素及改進的有效辦法,並針對激光器p ? i性度不好、遠場發散角出現多瓣的現象,通過理論分析找出原所在並進行了改進,有效解決了以上問題。
  19. In fact, there are many elements which influence the special character, such as the intensity and frequency of the laser, the binding energy of atom, an additional field and so on

    實際上,有許多素會影響到諧波的具體性質。例如:所加激光脈沖的強度和頻率,原的電離勢以及外加的磁場或電場等。
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