法向反射 的英文怎麼說

中文拼音 [xiàngfǎnshè]
法向反射 英文
normal reflection
  • : 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...
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  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在很大程度上能夠消除由於傳感器、地物目標觀測方之間的角度變化引起的率曲線整體平移的「同物異譜」現象,對于譜形相似而整體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演的有力工具;建立了荒漠化監測主要評價因子的定量演模型,並分析了模型的適用性。
  2. Broadside seismic reflection profiling

    地震剖面
  3. It compute the parameter of deflexion caused by thermal distortion in orbit, deduce the general expression for spreading beam after thermal distortion of reflector and the center deflexion of facula received in ccd. with the method of fixing etc, it put forward the restrain measures adopted accordingly

    計算了在軌運行條件下鏡面熱變形引起的表面偏轉參數,推導了鏡面變形后出光線的通用表達式以及鏡面變形前後在ccd探測器上的接收光斑中心偏轉量的計算表達式。
  4. In spite of their unitarian proclivities and their masks of conservative broadmindedness, they were two generations behind interpretative science : their mental processes were mediaeval, while their thinking on the ultimate data of existence and of the universe struck him as the same metaphysical method that was as young as the youngest race, as old as the cave - man, and older - the same that moved the first pleistocene ape - man to fear the dark ; that moved the first hasty hebrew savage to incarnate eve from adam s rib ; that moved descartes to build an idealistic system of the universe out of the projections of his own puny ego ; and that moved the famous british ecclesiastic to denounce evolution in satire so scathing as to win immediate applause and leave his name a notorious scrawl on the page of history

    盡管他們傾于唯一神教,戴了一副具有保守開明思想的面具,實際上他們已落後于解釋世界的科學兩代之久。他們的思想還處在中世紀階段。同時,他也感到,他們看待生命和宇宙的終極事實的方還是形而上學的,那種看阻地球上最年輕的種族的看一樣幼稚也跟穴居人的看一樣古老,甚至更古老那看使第一個更新世的猿人害怕黑暗使第一個匆促的希伯來野蠻人用亞當的肋骨造成了夏娃使笛卡爾通過渺小的自我建立了唯心主義的宇宙體系使那有名的英格蘭傳教士用尖刻的諷刺來譴責進化論,並立即博得了喝彩,從而在歷史的篇章里草草留下了一個臭名。
  5. Based the eag - i etchant, a new etchant was developed, with which the etch pit pattern on ( 110 ), ( 111 ) and ( 100 ) faces of czt crystals can emerge immediately and effectually. this pager investigated relation between the ( 110 ) faces of cutting from crystals conveniently and accurately by laser reflex method. by the surface treatment, the nuclear radiation detector was fabricated with ( 110 ) of czt crystal and strong 241am responsibility was observed

    在改變e _ ( ag )腐蝕液的配方的基礎上,研製了新的腐蝕液,可方便、快速、有效的顯示czt不同晶面的缺陷蝕坑形貌;研究了利用激光正和自然解理的不同( 110 )面之間的關系,方便、快速、準確的進行定切割晶體的方;採用生長的czt單晶體自然解理的( 110 )面,經過表面處理,試制了探測器元件,對24lam有較強的響應。
  6. Our study shows that the optical potential of the diffracted light of the semi - gaussian beam is far higher than that of the evanescent - light wave, and its maximum normal velocity of the incident atoms can be far grater than that of the evanescent - light wave under the same parameters, so the blue - detuned semi - gaussian beam, as a novel atomic mirror, can be used to efficiently reflect atoms with a normal velocity of greater than 1 m / s

    研究表明,半束蘭失諧高斯光束衍光場的光學勢遠大於消逝波光場的光學勢,在同樣的參數條件下,入原子的最大速度也比消逝波光場的大,所以作為一種新穎的原子鏡,半束蘭失諧高斯光束可以被用來有效的速度大於1m s的入原子。
  7. Parallelogram identity vector and isometric refelection vector in banach space

    空間的平行量和等距
  8. The polyester fibre of resisting bacterium is one without which people can t live in modern times, but how to restrain the bacterium propagating excessively and keep people in health is a most important goal that fabrics and clothing industry are striving for. fibre of resisting bacterium can kill the bacterium effectively with the ratio of more than 99 % and it can restrain microbes. the polyester fibre of resisting ultraviolet radiation is also widely used. with the decreasing of ozonospheres in the atmosphere, there are more ultraviolet radiation in the sunlight which do harm to our skin, especially for those men working outdoors, it is more important to think about the way to lessen the harm. the polyester of burning - resisting has attracted more attention at home and abroad and burning - resisting textiles has been advanced definitely by law in many countries. our nation has also made strict claims in some special areas, such as fabrics in vehiciles and vessels, decorative fabrics in hotels. the everlasting burning - resisting fibres and textiles are badly needed. infrared ray fibre is also a new functional one that can absorb and reflect infrared ray after being processed physically. it s functions include physical therapy wet - ejecting and bacterium - restraining. this warm - preserving material can absorb the emitting heat from our bodies, at the same time it can also absorb and reflect the needed 4 - 14 urn wavelength ultraviolet radiation and accelerate netaboiism. fibre of resisting infrared ray is important in military areas

    抗菌纖維具有永久的抗菌性,對金黃色葡萄球菌、大腸桿菌殺菌率大於99 ,能有效抑制細菌繁殖,起到抗菌防臭作用;抗紫外線聚酯纖維的用途也是異常廣泛的,隨著大氣層中臭氧層的日漸稀薄,日光中的紫外線日益增加,對人體皮膚形成極大危害,尤其對于長期從事野外工作的人,因此設減少紫外線對人體的傷害顯得尤為重要;阻燃聚酯纖維則是一種倍受國內外人士密切關注的纖維,紡織品阻燃在許多國家已有明確令規定,我國也逐漸在某些特殊使用范圍做嚴格要求,如車船內用紡織品,高級賓館的內裝飾織物等,而且具持久性阻燃性的纖維和織物是現在更為需要的,真可謂用途非常廣泛;遠紅外纖維也是一種經過物理改性后具有吸收並遠紅外線的新型功能性纖維,是一種具有優良理療功能、熱效應功能和排濕透氣抑菌功能的新型紡織材料及保溫材料,能吸收人體自身外散發的熱量,吸收並回人體最需要的4 14 m波長的遠紅外線,促進人體的新陳代謝;抗紅外線纖維,則在軍事上有著重要的作用。
  9. 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

    在多不規則波入波方譜和系數的分析研究中,利用方頻率對應模擬了多不規則波入波與波疊加的波面序列,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特性等因子,檢驗了mbdm和mmlm方的適用條件,對兩種分析方的性能進行了比較分析。
  10. First, the nonlinear ls problem without constraint is converted to that subjected to inequality constraints by putting constraints on the do as of the received signals and toas of the first arrived signal with geometrically based single - bounce ( gbsb ) statistical channel model and cost - 207 model. then, a penalty function is used in the estimation of ms position

    首先,用基於幾何結構的單次圓模型和cost - 207模型,對期望定位用戶的各條多徑信號的波達方和最先到達多徑信號的時間進行約束,將傳統的解無約束的非線性最小二乘定位問題或近似線性最小二乘定位問題轉化為解不等式約束的非線性最小二乘定位問題;然後,用內點罰函數估計移動臺的位置。
  11. The spectral analysis of non - orthogonal functions cannot be obtained by orthogonal integration method. only the spectral analysis of some particular non - orthogonal functions can be realized by integral transformation. thus, the concept of reflection matrix is proposed and the mirror symmetry of spectral analysis for non - orthogonal function is revealed. any element functions whose reflection matrix can be obtained possesses its inverse element function. the spectral vector corresponding to an element function possesses its inverse spectral vector corresponding to the inverse element function. by reflection matrix the mapping relation of element function pair and spectral vector pair can be established. spectral analysis of non - orthogonal functions can be obtained with this symmetry by using the integration method as in the case of orthogonal functions, instead of calculating the inverse matrix as usual. so a convenient and practical method for spectral analysis of non - orthogonal functions is offered

    非正交函數不能利用正交積分來實現譜分解.僅有某些特殊的非正交函數可以通過積分變換實現譜分解.本文提出了陣的概念,揭示了非正交函數譜分析的鏡像對稱性.任何能夠建立起陣的元函數存在著它的逆元函數,並且任何基於該元函數的譜量同時也存在著基於逆元函數的逆譜量.元函數對與譜量對通過陣建立映關系.利用這種對稱性,非正交函數可以象正交函數一樣使用積分方獲得譜分解結果,而不必使用求解逆陣的方,從而為非正交函數的譜分解提供了便捷、實用的方
  12. We introduce a modified model approach to estimate the unique synoptic oceanic wind field from backscatter of spaceborne scatterometer

    給出了一種改進的場方式演方,利用該方從衛星散計測量的後強度的數據中唯一演出大尺度海洋風場。
  13. Conventional seismic data processing method uses hyperbolic equation to describe time - distance formula of reflection wave, error of this equation increases with the increase of heterogeneity, anisotropy and spread length

    常規地震資料處理方是利用雙曲線方程來描述波時距曲線規律,此方程隨著地層非均質性、各異性和排列長度的增加,其誤差變大。
  14. For parameter a, there is a close relationship exist between a ( 9, sr ) in two different radar incident angle that can be expressed as : with considering the effects of soil texture, we get the final expression of the inversion model : where mv ( t1 ), mv ( t2 ) is volumetric soil moisture content in two different temp, c, d is soil type related parameters, and v ( t1 ), s ( t2 ) is coresponding bare soil radar backscattering coefficients. inversion results show that for the c band hh polarized radarsat scansar data with a range of incidence angle from 20 to 40, the soil moisture change value can be derived with an acceptable accuracy using the above model. the temporal and spatial soil moisture change patterns are associated with rainfall and vegetation cover, as well as the soil hydraulic characteristics

    利用最新發展的電磁波散模型研究了不同植被覆蓋地表雷達波對地表土壤水分的敏感性,建立了半經驗植被雷達後模型; 2 ) .研究發現在農作物等矮小植被覆蓋地表,植被層直接後與植被類型相關,且在植被生長期,雷達後系數對植被含水量的敏感性要高於對植被高度變化的敏感性; 3 ) .解決了單參數雷達地表土壤水分演問題中,雷達入角和地表粗糙度的影響這一難點問題; 4 ) .利用土壤介電模型校正了不同土壤類型對演地表土壤體積含水量的影響; 5 ) .在以上成果基礎上,建立了完整的單參數雷達地表土壤水分變化探測演演算,經地表驗證,模型演地表土壤水分變化值的精度為rmse = 0
  15. Finally, we propose the third mirror scheme to reflect atomic by using a blue - detuned semi - flattened - gaussian beam ( sfgb )

    顯然,採用半束蘭失諧橢圓高斯光束作為原子鏡,在相同的鏡面積下,可比sgb更高速度的入原子束。
  16. Secondly, typical approaches of studying on vegetation have included radiative transfer, four - stream, geometric optics, hybrids of two or more of these, and numerical simulation. then we introduced several models for density or sparse vegetation, soil and desert

    然後,簡單論述了建立植被散模型的發展動態和幾種典型方:輻傳輸模型、四通量模型、幾何光學模型以及復合模型等,初步研究了用於稠密植被、稀疏植被、土壤、沙漠等環境背景的雙函數模型。
  17. The main work of the thesis is as follows : we design a novel omni - mirror more applicable in robocup, which is made up of an isomeric horizontal mirror and an isomeric vertical mirror and can make the resolution of the imaging of the objects near the robot on the field constant and make the distortion of the imaging of the objects far from the robot small in vertical direction ; we select a 1394 digital color camera and complete the development of its software program for data acquisition ; we design a image processing algorithm for the panoramic image, which can segment the image by color, extract the features of image fast and effectively and complete the recognization of target ; according the character of the imaging, we design a new fast hough transform algorithm for line detection, which can detect the white mark lines of the field realtimely, and then design a robot ’ s self - localization method based the mark lines, which only uses the information of omni - vision system ; finally we design a monte carlo localization method based on the information of omni - vision system and odometry, and present the localization results of two localization methods and analyze the experiment results and get the conclusions

    本論文的主要工作如下:設計了一種新的更適用於機器人足球賽的全鏡面,該鏡面由水平等比鏡面和垂直等比鏡面組合而成,能夠使機器人近處一定范圍內水平場地上的物體成像解析度不變,遠處物體成像高度上變形較小;選擇了一款基於1394介面的數字攝像機,並完成其數據採集程序開發;針對全景圖像設計了圖像處理演算,能夠快速有效的實現圖像顏色分割和圖像特徵提取,完成目標識別;根據全景圖像的成像特性,設計了一種新的用於直線檢測的快速hough變換演算,能夠實時的提取出場地的白色標志線,並在此基礎上設計了完全利用全視覺信息的基於標志線的機器人自定位方;最後設計了一種基於全視覺信息和里程計信息的montecarlo定位方,給出兩種方的定位結果,並分析實驗結果,給出結論。
  18. Using genetic algorithm, established brdf models of the silicon carbide paper and granite material and optimized parameters retrieval models

    採用遺傳演算建立了金剛砂和大理石材料的雙分佈函數的參數模型,對模型進行參數演時,通過遺傳演算進行優化。
  19. For rendering of real - world surface material and 3d texture surface, the bi - directional reflection distribution function ( brdf ) and bi - directional texture function ( btf ) are described

    在復雜材質和3d紋理技術方面,本文主要闡述了對應的兩個描述函數,雙分佈函數和雙紋理函數的相應處理方
  20. A review on the recent progress of solid - phase photometry, relating especially to its principle, special features, reseach works and applications, was presented, with 37 references

    摘要就固相光度研究現狀,按透介紹了其本原理和特點,並對近年來的應用和研究進行了回願和評述,對其發展動作了展望。
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