波段組合 的英文怎麼說

中文拼音 [bōduànzǔgě]
波段組合 英文
band combination
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 段 : Ⅰ量詞（部分） section; segment; part; paragraph; passage Ⅱ名詞（姓氏） a surname
  • 組 : Ⅰ名詞1 （由不多的人員組成的單位） group 2 （姓氏） a surname Ⅱ動詞（組織） organize; form Ⅲ量詞（...
  • 合 : 合量詞（容量單位） ge, a unit of dry measure for grain （=1 decilitre）
  • 波段 : [電學] wave band; wave range; band; range; frequency range; frequency band
  • 組合 : 1 （組織成為整體） make up; compose; constitute 2 （組織起來的整體） association; combination3 [...
  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，對高光譜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譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜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線整體平移的「同物異譜」現象，對于譜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；像元的導數光譜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因子的定量反演模型，並分析了模型的適用性。
  2. However geological information is fully recorded in the remote sensing image, which made it possible for the choosing of this area as a dissection point to extract complex structural information of orogenic belt in west china. taking fully advantage of multi - band image richly bearing concealed geological information in combination with remote sensing analysis and structure analysis, to anatomy the supracrustal composition and structure of orogenic belt with the regional linear structures and their partitioned block and schistous geological masses as the macro - frame ( in corresponding to structure units and structure segments ) and with the rock masses, structure - rock assemblages, line - featured and belt - featured structures as well as penetrative and non - penetrative foliation ( primary stratum and trans position layering ) and folds as the texture and structure elements. the methods of how to distinguish granulite > ductile - shear zone, imposed fold, different deformed belts -

    因而，本文選擇這一地區作為我國西部地區從遙感圖像上提取造山帶復雜結構構造信息的解剖區，充分利用遙感圖像多波段反映物質屬性的特點和圖像處理提取隱含信息的優勢，採用遙感解析?構造解析相結合的研究方法，以區域線狀構造及由它劃分的塊狀、片狀地質體為宏觀骨架（對應于構造解析劃分的構造單元、構造均勻區段） ，以地質體中的巖石巖體、構造巖石組合，線狀、帶狀構造，透入性、非透入性面狀（原始層理、新生面理）和褶皺等構造作為用於解析的結構構造要素，進行造山帶表殼組成和結構構造解析研究。
  3. Two indexes was calculated to estimate the best bands union for color combination, one is optimum index factor ( oif, the sum of standard deviation divided by the sum of correlation coefficient. ), the other is the determinant of the co - variance matrix. it can be seen from the result that for color combination the original optimal bands were tm 4, 3, 7 and tm 4, 3, 5, the best mixed images were mnf1, br and ndvi

    以協方差矩陣行列式值和最佳指數值（組合波段標準差之和除以相關系數之和）為評價標準，得出對于tm原始波段而言，最佳的彩色合成組合是tm4 、 3 、 7和tm4 、 3 、 5 ；綜合幾種變換圖像的彩色合成的最佳組合是mnf1 、 br 、 ndvi 。
  4. There are two methods to obtain composite achromatic wave - plate. one is to combine with identical material, in this case we select the thickness of each plate and determine the angle of their optic axes

    復合消色差波片的設計主要摘要第2頁採用以下兩種方法，一種是利用同種材料組合，根據工作波段來選取各片的厚度，設計光軸之間的夾角。
  5. It has all kinds of generating wave tools such as through mathematic formula, through waveform storage, input special points and insert other points. in other hand, it has many edit and process methods, for example, user can draw wave by hand, make arithmetic process, and can add window, filter wave, smooth wave etc. so it help us create all sorts of waveforms

    波形生成方式有包括數學方程式產生波形、波形庫產生波形、導入數據文件產生波形等多種靈活多樣的方式；手動繪制波形、波形段序列組合、算術處理、加窗、濾波、平滑等編輯處理功能大大豐富了軟體的內容，使得儀器能夠根據需要產生各種常規波形及非常規波形。
  6. Intense pl band at 300 - 570nm, whose central position was found red - shifted with the increase of o content, was observed in the a - sihxoy thin films fabricated by pecvd. thin films with strong blue pl peaks were prepared by plasma oxidation, and the result directly proved that the blue pl peaks were originated from si - o defect levels

    通過pecvd法與放電等離子體氧化技術結合獲得了主峰位於藍光波段的熒光帶，而且具有分立峰結構，其結果直接證明了藍光發射與缺陷能級有關，起源於si - o結合特定組態而形成的發光中心。
  7. The proportion of the difference of the portfolios is different between the up phase and the down phase

    上升波段和下降波段組合差值的構成比例不同。
  8. In the light of field features in desertification areas, the data quality and band combination of different bands are assessed, the indicators, principles and methods for data assessment and band option are put forward to, and optional band combination for desertification monitoring is determined primarily. the data pre - treatment model for desertification monitoring is developed after studying the pre - treatment algorithm of restoration and rebuilding of hyperspectral resolution data. the spectral features and variation rules of different objects in experimental areas are understood and analyzed

    針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行定性和定量的評價，提出用於數據評價、波段選擇的指標、原則和方法；初步確定一個適用於荒漠化監測的優化波段組合，建立適合於荒漠化監測的數據預處理模式；初步分析、掌握研究區內各類地物的光譜特性及變異規律；針對荒漠化地區特點對多種分類方法進行探討分析；建立荒漠化監測主要評價因子的定量反演模型。
  9. The dt - mini deuterium tungsten halogen light source combines the continuous spectrum of an rf - excited deuterium uv light source and a tungsten halogen vis - nir light source in a single optical path

    Mini氘-鎢鹵組合式光源集成了一個用於紫外光的射頻激發氘燈光源和一個用於可見光/近紅外光的鎢鹵光源，能夠在一個光程中提供紫外/可見/近紅外波段的連續輸出光譜。
  10. The dt - mini - 2 - gs deuterium tungsten halogen light source combines the continuous spectrum of an rf - excited deuterium uv light source and a tungsten halogen vis - nir light source in a single optical path

    Gs氘-鎢鹵組合式光源集成了一個用於紫外光的射頻激發氘燈光源和一個用於可見光/近紅外光的鎢鹵光源，能夠在一個光程中提供紫外/可見/近紅外波段的連續輸出光譜。
  11. In the second chapter, during the study of compound x - ray refractive lenses, diffraction function of compound lens is derived in the light of refraction and absorption effect and the design theory of x - ray is deduced using diffraction theory in connection with the characteristic of x - ray band. the structure design of this device and micro - machined technique are also discussed

    在第二章x射線聚焦組合透鏡的研究中，針對x射線波段的特性，綜合考慮折射和吸收效應得出組合透鏡的衍射屏函數，利用衍射理論推導出x射線聚焦組合透鏡的設計理論並進行結構設計與微細加工製作技術研究。
  12. Power balance is necessary to icf, including the energy balance and pulse shape uniformity at the target. 90 percent of the output energy of " sg - ii " comes from its double - pass coaxial array main amplifiers, and pulse shape distortion caused by gain saturation also occurs mostly in there. therefore precise control of gain performance of the main amplifiers by avm ( angular variable mirror ) is the key to the precise power balance of " shenguang - ii "

    「神光? 」裝置90的激光能量由同軸雙程主放大器提供，同時增益飽和效應產生脈沖波形畸變也主要發生在主放大器階段，因此應用組合式角變反鏡（ avm ， angularvariablemirror ）獨立精密控制主放大器各路的增益性能是實現「神光? 」裝置精密化功率平衡的關鍵。
  13. 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；比較系統地研究了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等方法對所得樣品進行了結構、組分和微區形貌分析，用紫外可見光光譜儀測試了其在可見近紅外波段光吸收。
  14. For the operating frequencies of modern radars and guidance 、 electronic countermeasure system 、 communication system 、 remote sense and remote measurement system expand to millimeter band step by step, the operating frequencies of t / r module raise ceaselessly. simultaneity millimeter wave t / r module which has the advantages of small dimension, lightweight, wide band is more suitable to the requirement of modern army and communication system. this paper is mainly referred to the research of t / r module in ka band

    現代雷達與制導、電子對抗、通信、遙感遙測系統的工作頻率已逐步由微波波段擴展到毫米波波段，因此t / r組件的工作頻率也在不斷的上升，同時，毫米波t / r組件與微波t / r組件相比具有尺寸小、重量輕、頻帶寬等優點，更適合現代軍事和通信系統的要求。
  15. Frequency source is widely used in today ' s electronic equipment and even refered as " a heart " of many electronic systems. the frequency synthesizer with a lot of channels and high frequency stability by means of theory of phase locking has almost been a necessary component in the modern electronic systems such as telecommunication, radar and electronic countermeasure. the phase - locked frequency synthesizer can be generally divided into two kinds : one is digital phase locked frequency synthesizer, the other is analog sampling phase locked frequency synthesizer. compared with the prior, the latter has many merits such as lower phase noise, samller volume, lighter weight and lower power consumption and has a wide foreground in the equipments of microwave band

    利用鎖相原理來獲得波道數目眾多、頻率穩定度很高的頻率合成器，幾乎已成為現代通信、雷達和電子對抗等電子系統不可缺少的組成部分。鎖相式頻率合成器一般分為數字鎖相頻率合成器和模擬取樣鎖相頻率合成器兩類。取樣鎖相頻率合成器與數字鎖相頻率合成器相比，具有相位噪聲低、體積小、重量輕和功耗低等優點，尤其在微波波段的電子設備中，具有廣闊的應用前景。
  16. In this paper, a pll frequency synthesizer working in l band is researched. at fist, we review the basic of phase lock loop and it ' s constituent part. after that the basic conception and design method of pll frequency synthesizer was introduced, especially introduced the charge pump pll frequency synthesizer in detail

    本文是採用鎖相原理設計的l波段頻率合成器，首先對鎖相環路的工作原理和基本組成部分進行了簡單的介紹，然後介紹了鎖相頻率合成器的原理和設計方法，主要介紹了目前小型頻率合成器產品中使用最廣泛的由電荷泵數字鑒頻鑒相器和無源環路濾波器構成的頻率合成器。
  17. It is different according to study of the purpose, to select the rs data source with different scales, different space resolution, different wave bands making up and different times

    根據研究目的不同，選取不同尺度、不同空間解析度、不同波段組合、不同時相的遙感數據源。
  18. Principles of optimal bands selection are that spectrum characteristics have difference to the biggest among land types except information quantity of selected band is so big and correlation between bands is so little

    最佳波段選取原則除主要考慮波段的信息量要大，而它們之間的相關性要小這兩個因素外，還要使波段組合后地物之間的光譜特徵差異達到最大。
  19. Firstly, the assembly technology at millimeter - wave band was introduced and a common rule of bondwire ’ s influence to system performance was summarized through simulation method. as the performance of mmic is sensitive to its channel temperature, the optimum thermal design for power combiner was presented

    由於微組裝工藝質量對毫米波頻段的功率合成器電性能有很大影響，本文討論毫米波微組裝工藝，進而藉助電磁場模擬研究了金絲互連對傳輸性能的影響，並進行了焊接工藝實驗。
  20. Taking erectophile type continuous vegetation as a example, authors had done many monte carlo simulations, and established empirical analytic expressions of radiances with component temperature, soil emissivity and leaf area index. empirical analytic expressions were used to construct objective function and genetic algorithm was employed to synchronously retrieve 5 parameters, such as component temperature, soil emissivity and lai, from thermal infrared 2 channels and 2 angles data. many experiments of genetic algorithm inversion from simulated data were conducted, results show that it is very robust to retrieve component temperature using genetic algorithm ; genetic algorithm can cope with uncertainty inversion problem pretty well if full advantage of priori knowledge was taken. comparison between inversion results and ground - truth data has been done. this paper offers a new example to retrieve component temperature from multi - channel, multi - angle thermal infrared data based on the model of directionality of thermal radiance

    在熱輻射方向性規律的基礎上，以喜直型連續植被為例，進行了大量的monte carlo模擬，建立了輻射亮度和組分溫度植被葉面積指數及土壤比輻射率之間的經驗函數關系。採用遺傳演算法，從熱紅外2個波段2個角度數據中，同時反演混合像元組分溫度土壤比輻射率和葉面積指數等5個參數。通過對模擬的觀測數據進行大量的遺傳演算法反演試驗，結果表明，遺傳演算法反演組分溫度非常穩健，在寬松的先驗知識條件下，遺傳演算法可以解決不確定性反演問題。
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