能量反射特性 的英文怎麼說

中文拼音 [néngliángfǎnshèxìng]
能量反射特性 英文
energy reflection characteristics
  • : 能名詞(姓氏) a surname
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 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) ...
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 能量 : 1 [物理學] energy; amount of energy 2 (能力) capabilities; capacity; 能量不滅 conservation of e...
  • 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
  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徵,對高光譜數據不同波段的數據質、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及變異規律,進一步明確了掌握地物光譜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徵波段,這些波段與植被生物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,是進行植被生物和蓋度定演的有力工具;建立了荒漠化監測主要評價因子的定演模型,並分析了模型的適用
  2. 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,對金黃色葡萄球菌、大腸桿菌殺菌率大於99 ,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,因此設法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法令規定,我國也逐漸在某些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,而且具持久阻燃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后具有吸收並遠紅外線的新型功纖維,是一種具有優良理療功、熱效應功和排濕透氣抑菌功的新型紡織材料及保溫材料,吸收人體自身向外散發的熱,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。
  3. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位進行模擬試驗研究,並且運用全子理論,對激光工作原理進行分析,得出二級系統單模輻場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。
  4. 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

    在多向不規則波入波方向譜和系數的分析研究中,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、不同波浪測系統和各種等因子,檢驗了mbdm和mmlm方法的適用條件,對兩種分析方法的進行了比較分析。
  5. Based on the fog drop size distribution model of radiation and advection fog, the backscattering characteristics of fog have been investigated and the empirical relations of the radar reflectivity factor and water content or visibility are obtained

    對霧的雷達後向散進行了分析和研究,得到了平流霧和輻霧的雷達因子與含水見度的經驗關系。
  6. 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

    非正交函數不利用正交積分來實現譜分解.僅有某些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.任何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向同時也存在著基於逆元函數的逆譜向.元函數對與譜向對通過陣建立映關系.利用這種對稱,非正交函數可以象正交函數一樣使用積分方法獲得譜分解結果,而不必使用求解逆陣的方法,從而為非正交函數的譜分解提供了便捷、實用的方法
  7. This paper designs an optical system based on above to measure the small angle of the laser beam. a non - polarized beam splitter ( npbs ) is used to split the incident beam into two branches, and a rhombic prism agglutinated by two right - angle prisms is placed to realize total internal reflection twice in each branch. it not only improves the measurement sensitivity and linearity, but also increases antinoise ability by the differential optics

    本文正是基於這一原理設計了測光束微小偏轉角的光路系統,用消偏振分光棱鏡將入光分為兩路,並在兩路分別用兩個直角棱鏡組成的斜方棱鏡來實現兩次全內,不但提高了測靈敏度和線,還利用差分光路的點提高了抗干擾力。
  8. According to the experimental parameters of mpt, the main performance parameters of different propellants have been given by engineering performance computation under designed and working states, which has great importance for the experimental research and the future work. 2. for helium and argon, the factors which influence on mpt ' s vacuum steady work have been discussed such as the material of microwave tie - in, the distance between the probe and inner - conductor, the position of the inner - conductor, the input power of microwave, the mass flowrate of propellant and the vacuum pressure of environment, and the influence has been discussed of the microwave power and the mass flowrate of propellant on the pressure of the resonance cavity, thrust, reflected power and the temperature of the resonance cavity

    論文的工作和新見解主要包括: 1在設計狀態和工作狀態下,根據mpt的實驗參數,對mpt使用不同工質時的進行了工程估算,這對mpt現階段的實驗研究和今後的研究有重要的指導意義; 2對于he 、 ar推進工質,討論微波的接頭材料、探針與內導體的間隙、內導體的位置、微波的輸入功率、工質的質以及環境真空度對mpt真空啟動和穩定工作的影響,並探討微波的輸入功率、工質的質對諧振腔壓強、推力、功率以及諧振腔溫度的影響; 3對于n _ 2 、 h _ 2 、 nh _ 3 、 h _ 2o推進工質,主要討論與he 、 ar工質不同的,並從長遠的眼光和工程應用的角度,認為其可行不容置疑,潛在優勢不可忽略,是未來mpt應用的主流推進工質。
  9. It analyses the causes to bright image movement, studies principle to compensate image movement, conforms project to compensate image movement, and designs framework to compensate image movement in the article ; to analyze and design configuration of the scanning mirror, to select matters of mirror and its support structures on the principle of consistent line expansion coefficient ; to ascertain type of moment electromotor by most rotating angle speed and most rotating moment which are required by loads in the period to take pictures, as well as by figuration size of electromotor ; to design retarder according as the electromotor parameters ; to design and optimize lightweighted mirror shapes, because the mirror is key part ; to design flexure support structure, to analyze static and dynamic characteristics of the support structure by name of patran program for validating desig n rationality ; to study function of the scanning mirror electric control system ; to test precision of the system, the results indicate the rationality of design of the scanning mirror system

    本文通過分析像移產生原因、研究像移補償原理,確定像移補償方案,並根據像移補償原理設計補償機構;分析與設計掃描鏡系統結構,根據材料線膨脹系數一致原則,選擇鏡及其背部支撐的材料;由掃描鏡在擺掃周期內的最大擺掃角速度確定力矩電機的額定轉速,根據負載力矩確定電機的額定轉距,綜合電機外型尺寸等因素,確定執行元件? ?電機的型號;根據所選電機的參數指標,設計1 : 6速比的減速器;利用patran軟體對掃描鏡系統中的關鍵件? ?鏡進行輕化設計與優化;設計鏡柔支撐結構,並通過軟體分析支撐結構的力學,驗證鏡柔支撐結構設計的合理;從原理上研究掃描鏡控制系統功;進行系統精度測試,測試結果表明掃描鏡系統設計的合理
  10. Because of modis predominant space and spectral differentiate rate, it ’ s has been broadly applied to various field, in the aspect of snow monitoring, modis has been successfully using a normalized difference snow index ( ndsi ) to provide global automated binary maps of snow cover. the ndsi is a spectral ratio that takes advantage of the spectral difference of snow in short - wave infrared and visible spectral bands, although it has higher precision, it can only discern one pixel to snow or other features, can not satisfy accurate drainage basin snow cover mapping and snow parameter extracting

    Modis數據因其優越的空間解析度、波譜解析度,已被廣泛的運用於各個領域,在積雪監測方面,已成功地運用歸一化差分雪蓋指數( ndsi )製作每天的全球雪蓋分布圖, ndsi是基於雪對可見光與近紅外波段的差相對大小的一種測方法,然而它只將一個像元辨別為積雪或非積雪,滿足不了高精度應用要求。
  11. Efforts are concentrated on how to improve the performances of the synchronous and velocity sensor of high speed rotating mirror camera, creative ideas in this paper are displayed as follows. ( 1 ) high speed rotating mirror camera signal is processed by means of opto - electronic system. the advantages of the opto - electronic system, such as good emi resistance and fast processing ability, are employed to optimize the design

    本文的工作就是圍繞如何提高高速轉鏡相機同步與轉速傳感器的開展的,主要工作內容和創新點如下: ( 1 )利用光電系統對高速轉鏡相機同步與速度傳感信號進行處理本文利用光電傳感系統的抗電磁干擾及可高速處理的,把高速旋轉狀態下鏡的時間參轉換為光信號,再經過光探測器轉換為電信號。
  12. The analytical software can comprehensively detect these ghost images generated by ghost reflections and simulate the energy attenuation process of ghost beam. the position of ghost image can be picked out, the potential hazard of ghost images to key elements can be verified, and the irradiance at ghost image and key elements can be described

    編制的專門的雜散光分析軟體全面捕捉系統中激光束多次殘余產生的鬼像,並模擬鬼光束的衰減過程,從而找出對光學元件及系統存在威脅的鬼像,確定其位置,同時對各光學元件別是關鍵元件處的密度與元件的穩定進行描述。
  13. Consequencely, the analysis and assessment system of the operating state of the concrete dam was developed under the ansys development environment, and the back - analysis and the prediction of the parameters of the dam system have been done according to the operating observed data. the research work involves several aspects as follows : 1 ) a back - analysis model including the prior information and a predictive model of nonlinear time series were established ; 2 ) the analysis and assessment system of the operating state of the concrete dam was developed under the ansys development environment, in which the analysis module of the loading effects, the back - analysis module, the forecasting module of the physical parameters and the assessment module of the operating state were contained ; 3 ) according to the operating observed data, the operating state of the dam was assessed and predicted with the analysis system of the operating state, the results suggested that the dam is in basically normal operation at present

    具體工作有以下幾方面: 1 )收集整理漫灣水電站大壩運行監測資料,並對其進行了系統分析,從觀測資料本身直觀的分析了大壩的運行狀況; 2 )總結位移分析的理論及方法,建立了考慮先驗信息多介質位移分析模型,基於神經網路非線,建立了神經網路時間序列預測模型; 3 )以ansys軟體為平臺,開發了漫灣水電站砼重力壩運行狀態評價模塊,結合荷載效應分析、參數演分析、參數預測分析三個模塊組成漫灣水電站砼重力壩運行狀態分析系統;實現了對漫灣水電站運行狀態的動態「演-預測」分析; 4 )利用漫灣水電站砼重力壩運行狀態分析系統,在漫灣大壩實測資料分析、大壩砼參數分析、大壩砼彈衰變規律及預測分析的基礎上,系統的分析並預測了大壩運行狀態。
  14. And the reflectance in the short wavelength range is lower than that of a double layer arc, which is beneficial for improving the solar cell efficiency. ( 2 ) reflectance characteristics and morphology, the etching solutions

    可以和具有tio _ 2 - mgf _ 2雙層減膜的常規堿腐蝕的結果相比擬,且在較高的短波范圍內具有更好的減
  15. Standard lamp and diffusers are very important calibration elements, in chapter three, first uv and vuv radiometric standard for calibration are introduced. then the fabrication and characteristics of baso4 diffuser and alminium diffuser are researched, the baso4 diffuser ' s hemispheric reflectance and bi - directional reflectance distribution function were measured and compared with lambtian surface, and the deviation from that of lambtian surface is given. in the experiment, al diffuser ' s brdf is researched, obtain the change of spectral characteristic of al diffuser, compare al diffuser ' s brdf before and after coated with al + mgf2, and different al diffusers with different surface roughness

    鋁漫板作為一個漫光學元件安裝在太陽紫外光譜監視器的入狹縫前,太陽紫外光譜監視器在軌測時,太陽輻到鋁漫板后進入入狹縫,光譜輻照度的角度是變化的,本章測了鋁漫的相對雙向分佈函數,研究了鍍膜( al + mgf _ 2 )前後光譜率的變化,漫的光譜及漫板表面粗糙度對相對雙向分佈函數的影響,使得測數據演成為可
  16. The character of surface radiation and energy expended over soil temperature variation is that the temperature variation at surface, 5cm depth and 10cm depth are approximately sine curve on clear and cloudy day while this way the temperature variation at 20cm depth shows small extent anti - phase variation and the temperature under 50cm is no diurnal. in contrast, the temperature at 5m, 10cm and 20cm shows linear decrease and the soil - surface temperature is concaved on rainy day

    地表輻耗散映在土壤溫度變化上的徵是晴天和陰天地表、 5cm 、 10cm的溫度變化表現為準正玄曲線, 20cm深處的溫度變化呈現出幅度很小的位向變化, 50cm以下地溫已不存在日變化徵;雨天5cm 、 10cm和20cm的溫度呈線遞減,地表溫度表現出由降雨引起的凹陷現象。
  17. Numerical result illustrates that focal length becomes longer when incident wavelength becomes shorter, however the relationship between focal length and incident wavelength is n ' t absolute inverse ratio, it is that the increasing of focal length is faster than the decreasing of incident wavelength. at the same time the numerical result also show that scalar theory ca n ' t be used in the rigorous analysis of the dispersion property of subwavelength diffractive microlens

    然後研究了亞波長衍微透鏡的色散,表明亞波長衍微透鏡的焦距隨著波長變短而增加,但是波長與焦距之間並非簡單的完全比例關系,而是隨著波長的減小焦距增加得更快,同時指出標理論已不準確分析亞波長衍微透鏡的色散
  18. Fuyuan comapany had started to develop and study new polyurethane flat - free tyre pu tyre since 1990. the pu tyre had been made by use of advanced technology of reaction, injection and moulding. we can made every kinds tyre shaping one time, and it is a one whole. because pu material has very best specific property, so pu tyre is light weight, better elasticity, long lasting, high resistance to wear, resistance of ageing, better chemical stability than traditional rubber tyre

    聚氨酯無充氣輪胎:本公司自1990年開始研製新型的聚氨酯無充氣輪胎,該產品採用先進的應注模塑工藝rim ,各種不同規格的輪胎均可一次成型,具備內外胎一體化的功。由於聚氨酯材料具有非常優良的,因此該輪胎不但重輕,而且彈也很好,別是這種新型輪胎永遠不需充氣,不怕刺扎,其耐磨抗老化和化學穩定均比傳統的橡膠優越。
  19. The 16 - bit adcs inside the single - chip microcomputer are used in the instrument to measure the output signal of the high frequency tuner, two12 - bit dacs are used to give the control signal needed by programmable gain amplifier. the system has the characteristics such as light volume, light weight, and low cost, which make it more applicable

    該標網路分析儀方便地測試一個系統的傳輸,與pc機通過通用串列總線( usb )連接,實現被測網路頻率的圖形顯示、保存、列印及參數設置功
  20. The characteristic parameter about hollow waveguide is gained by using numerical method and the energy distribution model is made by using vector. thirdly we discuss the z - direction energy distribution in hollow waveguide and reflecting character on interface

    我們還在對空芯光纖中徑向分佈和介質表面研究的基礎上,給出了介質膜與常規界面的的差異。
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