reflection characteristic 中文意思是什麼

reflection characteristic 解釋
反射特性
  • reflection : n 1 【物,計】反射;反射波[光,熱,音,色]。2 反映;反影,映像,(映在水等中的)影像;〈比喻〉學...
  • characteristic : adj 有特性的;表示…特性的,…特有的。 Japan s characteristic art 日本特有的藝術。n 特性,特徵,性...
  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. Super - resolution spatial spectrum estimation is applied in this dissertation to realize bearing resolution by utilizing the different bearings between targets and first - order sea echoes. the simulation of radar echoes in one resolution cell is presented based on the theoretically analyzing hf sea clutter sea clutter reflection characteristic and sea echo spectrum stretching mechanics

    本文從分析高頻海雜波反射特性以及平臺運動引起海浪展寬機理入手,建立便於理論研究的一階展寬的海雜波和二階海雜波模型;在分辨單元上對雷達回波信號進行了模擬。
  3. In the study of directional spectrum and reflection coefficient of multidirectional wave, firstly the wave elevation trains overlapped by the incident wave and the reflected wave of multidirectional wave are simulated in the method of a frequency corresponding to a direction. then the composed wave trains are analyzed respectively by the mbdm and the mmlm. during the numerical study, the input factors include the various wave parameters, the different measuring wave system and the various reflect characteristic

    在多向不規則波入射波方向譜和反射系數的分析研究中,利用方向頻率對應法模擬了多向不規則波入射波與反射波疊加的波面序列,將此合成波列分別應用mbdm和mmlm進行分析,通過輸入各種波浪參量、不同波浪測量系統和各種反射特性等因子,檢驗了mbdm和mmlm方法的適用條件,對兩種分析方法的性能進行了比較分析。
  4. Directed by wave theory of fractured media, the elastic parameters of eda medium are determined in the light of hudson - fractured theory, and christoffel equation gives the formula of the phase velocity of p - wave by which, effects of velocity on behalf of kinetic characteristic and reflection coefficient on behalf of dynamical characteristic form fractured density and azimuty is discussed

    本文以裂隙介質的波動理論作指導,根據hudson裂隙理論,求出eda介質的彈性參數。在此基礎上,應用christoffel方程求出的地震縱波相速度表達式,探討了裂縫密度和裂隙方位對代表波場運動學特徵的縱波速度和代表波場動力學特徵的反射系數的影響。
  5. Combining the generating method of molecular reflective thermal velocities according to diffuse reflection model, an algorithm named as inverse temperature sampling ( its ) is developed, which enables to evaluate the molecular reflective characteristic temperature from the molecular incident energy and the boundary heat flux

    在此基礎上,通過結合壁面漫反射模型下分子反射速度的抽樣方法,發展了一種從邊界熱流求得與壁面碰撞分子的平均反射特徵溫度的逆溫度抽樣演算法。
  6. The hydrauli c model of gradual dike - break simulates numerically the 2 - d flow of gradual dike - break waves. it shows the variation of flow field on breach, and the complicated flow characteristic of the propagation, diffraction, reflection and deformation of the dike - break waves. the hydraulic model can realistically simulate the burst process of dike, and computational accuracy is satisfied with the engineering demands

    本文建立逐漸潰堤的水力模型首次對二維逐漸潰堤波的流動問題進行了數值研究,揭示了逐漸潰堤過程中潰口處流場的變化情況,以及潰堤波的傳播、繞射、反射及變形的復雜運動特徵,能較好地模擬實際工程中的潰堤失事,模擬比較逼近於真實潰決過程,計算精度可滿足工程要求。
  7. First introduces briefly the characteristic of microwave, the history of mamt, its characteristic and trends. then explains the contents of one port reflection parameters, the way to measure them and something to pay attention to. at the end we illustrates how to get the reversible two ports s matrix using eight - point method

    首先概述了微波的特點,接著介紹了微波自動測量技術的發展歷史、特點及其今後發展的趨勢,然後說明了二埠網路反射參量的內容、測定方法、需要注意的問題以及可逆二口網路散射參量的八點法測量,重點介紹了八點法圖解的方法。
  8. Chapter four a transfer view on experiment in physics teaching this chapter is trying to discuss the reason leading to the students " positive transfer in their physical experiment studying in the light of principles of elicitation and independent experiment, principles of discovery and characteristic experiment, principles of methodology and experimental skills, principles of approximation and experiment efficiency, and principles of reflection and experiment extension, these five aspects

    第四章物理實驗教學的遷移觀本章從啟發性原則與獨立實驗、發現法原則與個性實驗、方法性原則與實驗技能、隨機性原則與實驗效率、反思性原則與實驗延伸等五個方面加以討淪,努力促全韭學生物理實驗學習的積極遷移。
  9. In this chapter, different tea customs in mongolia are analyzed and their shared patterns are summarized and amplified theoretically to some extent ; the intrinsic elements such as the symbolism of the tea culture are explored as well as the tea utensils and tea culture ; the intrinsic cultural characteristic of mongolian tea culture is further emphasized with the reflection that tea is not merely a drinkable thing that is physiologically needed, but also a spiritual need and an important form of enjoyment

    通過詳細介紹蒙古地區制茶、飲茶的飲食生活習慣,對各地區茶習俗進行具體分析,探究其共同點和普遍規律,並進行了一定的理論闡釋。不僅從茶用具、茶習俗等外在形式進行研究,還對茶文化象徵寓意等內在因素進行了深入探討,進一步強調了茶文化的內在文化特性,認為茶與茶習俗不單是飲食對象與生理需要,也是一種不容忽視的精神需求與享受。
  10. A analysis of these effect to the pattern is presented. in the mean time, the method of correcting the phase errors is given by shortening or lengthening the section of sinuous feed line between couplers from the normal value. 6. the reflection characteristic of a serpentine is analyzed where the coupler is replaced by the equivalent of two ports loss network

    提出了用有耗二埠網路來等效波導耦合器的方法,對由耦合器、饋電波導和波導彎頭級聯的慢波線系統的駐波特性進行了分析計算,針對慢波線在設計測射頻率上大反射問題,討論了多種解決辦法。
  11. The system of prompt reflection has been a characteristic of golden sun company. there are advanced facilities for convenient transportation, easy telecommunications and complete data storehouse that meet your every needs

    快速反應機制是金旭一大特色,依託高速的英特網及便捷的通訊,特快的運輸網路及優秀的員工,完善的數據庫和電腦輔助設計系統能迅速滿足閣下之需求,而您只需提供基本資料即可。
  12. In 3. 1 the reflection characteristic of f - p cavity is presented. in 3. 2 the optical - electronic modulation is introduced and the technique of how to make a resonant eom is discussed also

    3 . 1從理論上分析了f - p諧振腔的特點, 3 . 2討論了電光相位調制的特點,介紹了共振型電光相位調制器的製作。
  13. Based on understanding of many practices of asphalt overlay on old cement concrete pavement in our country and rehabilitation of boai road in zhongshan city, this paper analyzes and studies the rehabilitation technology of old cement concrete pavement systematically, includes : ( 1 ) the assessment for structure characteristic of old cement concrete pavement a correct assessment for pavement distress and structure characteristic of old cement concrete pavement before overlay is the stick point of preventing reflection cracking and guarantee the success of rehabilitation, which requires understanding how the structure characteristic of old pavement effects the stress and reflection cracking of the asphalt overlay

    本文在調查了解國內許多舊路改造實踐工程的前提下,基於中山市博愛一路的改造實踐,對舊水泥混凝土路面瀝青罩面改造進行了系統的分析研究。主要的研究內容包括: ( 1 )原有路面結構性能的評估在瀝青混凝土加鋪罩面之前對舊水泥混凝土路面的損壞情況和結構狀況進行正確的評價是解決反射裂縫和保證加罩成功至關重要的一環,其前提就是要了解舊水泥混凝土路面的結構特性對瀝青罩面層中的應力和反射裂縫的影響。
  14. This paper analyzes how structure characteristic of old concrete pavement affects the load stress of asphalt overlay by the three dimensions finite element analysis program - adina. ( 2 ) the asphalt overlay design in rehabilitation of old cement concrete pavement asphalt overlay design not only relates the distress, structure characteristic, traffic and environment of the old pavement, but also requires reasonable mechanics model, correct material parameter, effective measure of preventing reflection cracking, and so on

    ( 2 )舊水泥混凝土路面瀝青罩面改造中瀝青罩面層的設計舊路改造的罩面設計方法不僅涉及舊路面的損壞、結構狀況、交通狀況、環境因素,而且還需要合適的力學分析模型、正確的材料參數、有效的防反射裂縫措施等,內容廣泛、復雜多變,至今尚未有成熟的設計方法。
  15. Vertebrate composition, preserved characteristic and its reflection natural condition indirectly have reflected at people ' s living condition at that time

    這些脊椎動物的組成和保存特點及其反映的自然條件,間接地反映了當時人們的生活狀況。
  16. A theoretical characteristic and reflection of skinner ' s radical behaviorism

    斯金納激進行為主義的一個理論特色及其反思
  17. Multi - hierarchical, multimeans, comprehensive and deepened research on the macrofractures, microfractures system and pores system features, capacity of cbm storage and osmosis, adsorption characteristic, as well as physical properties of surrounding rocks of coal reservoirs have been made. furthermore, classifying standard and identifying characteristics for fractures - pores system of low coal rank coal reservoirs in zhungaer basin has been put forward as well. in this process, some routine instrument are used, such as viewing coal mine scene and hand specimen, observing polished section and surface which are made from lump coal and powder coal samples, observing and image analyses under the common microscope ' s transmitted light, reflection light and fluorescence

    通過礦井現場、鏡下觀察統計等常規手段,採用多種先進儀器和測試技術展開對煤儲層的裂隙系統與孔隙系統發育特徵、儲滲性能、吸附特性及煤儲層圍巖物性特徵的多層次、多手段分析,並綜合室內外觀測及前人成果,提出了煤儲層裂隙與孔隙系統的劃分標準與識別特徵,分別從宏微觀尺度、定性與定量層次對裂隙與孔隙系統特徵及其與煤儲層儲滲性能關系的研究。
  18. Abstract : the reflective characteristics of sea and sky background radiation, which have important effect on the infrared signature from flight vehicle above sea, are studied in the paper. the statistical distribution of wave facet directions is discussed, the effects of randomly riging and falling sea wave on the sea surface radiation and on the sun light reflection are also discussed. calculation methods of irradiance from sea surface radiation and reflected sun light on observation point are derived in the paper. finally a computation example is given, which shows the sea and sky background radiation has important effect on infrared characteristic especially in the front area of a flight vehicle

    文摘:研究了對近海飛行體的紅外特性有重要影響的海空背景輻射的反射特性.討論了波浪面起伏隨機規律,隨機起伏對海面自身輻射及對陽光反射的影響,推演了此種隨機起伏波浪面的自身輻射及反射的陽光在觀測點形成的輻照度的計算方法.給出的算例結果表明,海空背景對飛行體的紅外特性尤其對其前半球的紅外特性有重要的意義
  19. Prince vassily made no reply, but with the rapidity of reflection and memory characteristic of worldly people, he signified by a motion of the head that he had taken in and was considering what she said

    盡管瓦西里公爵具備上流社會人士固有的神速的穎悟力和記憶力,但對她的見識他只是搖搖腦袋表示要加以斟酌,並沒有作答。
  20. The analysis of the reflection characteristic of electromagnetic wave and elastic wave in multi - layer media

    分層介質中彈性波與電磁波的反射特性
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