散射質點 的英文怎麼說

中文拼音 [sǎnshèzhídiǎn]
散射質點 英文
scattered particle
  • : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
  • : 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名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • 散射 : [物理學] [電學] scattering; radio scattering; scatter; dispersion
  1. Owing to the anisotropic and the biharmonic nature of microwave radar backscatter on spaceborne scatterometer, and to the scatter model function nolinear and the existence of various noise sources in the measurements in addition to the model function, the retrieval wind results consist of as many as four wind directions

    由於衛星計探視雷達回波的各向異性的雙調和性,同時由於物理模型函數的非線性及信號中存在噪聲,使得常規方式風場反演中風向有多至4個解的多解存在。
  2. Based on the spectral irradiance measured with the sun - atmosphere ultraviolet spectrum radiometer ( sauvs ) developed by the institute of atmosphere physics and the changchun institute of optics and fine mechanics, chinese academy of sciences, measuring the direct and scatter irradiance spectrum of ultraviolet waveband which arrives in beijing global surface, giving a method of retrieving the aerosol optical depth ( aod ) and put up with primary results that exponential function can fit the retrieval results according to its visibility, putting forth different coefficients and functions on variable visibility, also giving a primary analysis on the aod in dust - storm day and some contrast between sun - day and dust - storm day, analyzing the ratio between scatter and total irradiance, and its relationship with atmosphere mass and total atmosphere optical depth, lastly contrasting with the survey results by aeronet beijing station, the results of retrieval is in reason, this work gives some help in researching the co - effect of aerosol - radiance - climate and makes preparation for further survey on the radiance characteristics of dust

    利用中國科學院大氣物理研究所與長春光學精密機械研究所合作研製的太陽?大氣紫外光譜輻計( sauvs ) ,測量到達北京地表的太陽直接和紫外光譜輻,導出了大氣氣溶膠的光學厚度。初步結果表明:北京紫外波段大氣氣溶膠的光學厚度在絕大部分情況下隨波長的增加而單調減小,用指數函數可以較好地擬合反演結果,統計得到了三個水平能見度狀況下擬合函數的系數值和公式表達式;初步分析了揚沙、浮塵、沙塵暴天氣條件下氣溶膠光學厚度的特,並與一般晴朗天氣條件下的氣溶膠光學厚度特做了比較分析;分析了太陽紫外譜輻與大氣量、大氣總光學厚度的定性關系和定量表達式;最後與全球氣溶膠監測網路( aeronet )北京站的資料做比對,表明反演結果基本合理。
  3. Based on the characteristics of fire in high - rise buildings, the papers introduces the work principle of scatter photoelectric style fire explorer, discusses the work courses of automatic alarm, and analyzed that the sense smoke explorer system with prolonged work procedure is much more reliable than that without prolonged work procedure in the fire automatic alarm. whats more the computer program graph for auto - alarm system is also worked out. 4figs. , 5refs

    依據高層建築火災性和特,介紹了高層建築中用光式光電感煙檢測器檢測火災的工作原理,討論了自動控制報警的工作過程.分析比較了設有延時工作過程的感煙探測系統比沒有延時工作過程的系統,火災報警的可靠性大大增強.並編制了自動報警系統計算機程序框圖,本文討論的高層建築中火災的探測與自控研究,對于不同建築結構和不同要求的火災控制報警系統具有參考價值和社會經濟意義.圖5 .參5
  4. The radar cross section of grounded open cavities is computed by fem combined with boundary integral equation method. the cavities filled with complex materials are also analyzed. accurate results have been obtained

    應用eb - fem結合邊界積分方程對接地腔體的雷達面積進行了分析,討論了腔體內復雜介填充情況對特性的影響,得到了比較精確的結果,討論了該混合方法在分析此類問題中的優缺
  5. Part i this paper has minutely studied the interaction between ag ( i ) and serum albumin. the binding of ag ( i ) to human serum albumin ( hsa ) or bovine serum albumin ( bsa ) has been studied by equilibrium dialysis at ph ( 5. 4 ). the scatchard analysis indicates that there exists several strong binding sites of ag ( i ) in both hsa and bsa. a notable hysteretic effect has been observed in the interaction of ag ( i ) with hsa or bsa using uv - visible spectrometry at ph ( 5. 4 ), which shows that the binding between ag ( i ) with hsa or bsa may induce a slow transition of hsa or bsa from the conformation of weaker affinity for ag ( i ) to one of stronger affinity ( a - b transition ). the rate constants and activation parameters of this transition parameters of this tansition were measured and discussed. the binding equilibrium has been also studied by resonance light - scattering spectrum ( rls ) and flurescence quenching

    第一部分:等離子ph ( 5 . 4 )條件下,用平衡透析法和紫外光譜,熒光光譜,共振光譜研究了ag ( )與人血清白蛋白( humanserumalbumin ,簡稱hsa )或牛血清白蛋白( bovineserumalbumin ,簡稱bsa )的結合。 scatchard圖分析表明, ag ( )在hsa或bsa中有強弱兩類結合部位,通過計算機擬合獲得結合的逐級穩定常數值。紫外掃描發現ag ( )與hsa或bsa的結合存在滯後效應,表明ag ( )與hsa或bsa的結合可能誘導蛋白構象發生緩慢變化( a - b ) ,測得並討論了這一構象變化的速度常數和活化參數。
  6. Nuclear particle track - etched anti - counterfeit marking is a new weapon against fake products. the mark is manufactured by intricate high technology in state - controlled sensitive nuclear facilities which ensures that the mark can not be copied. the pattern of the mark is characterized by its permeability, and can be distinguished from fakes by using a transparent liquid ( e. g. water ), colored pen or chemical reagent. the technique has passed the official health safety examination and poses no danger of nuclear irradiation

    用核粒子照塑料薄膜形成徑跡,再經化學試劑蝕刻和成像技術,得到由微米級微孔組成的圖案.這種圖案具有物透過特性.用這種方法生產的核徑跡防偽標志,具備核尖端技術不易擴,製作設備不易得到,產品用其他方法難以偽造,防偽識別簡單、快速、可靠等特.此種標志已經通過放性安全檢測,可以用於各種商品(包括食品)的包裝
  7. Scattering of the cloud or raindrop for radar wave was always the principal causes of meteorological interference. the author, according to specific property of the spherical or unspherical points, analysed some decline phenomena in propagation for radar - wave, especially the typhoon rainstorm

    雲雨滴對雷達波的是產生氣象干擾的主要原因.根據球形、非球形特性,分析了雷達波在傳播過程中受其影響所產生的各種衰落現象,特別是臺風暴雨
  8. The appearance position of hot - image satisfied the rule of z2 = z1 - lv, z2 is mean the image distance, z1 is mean the object distance, and lv is mean the distance between the nonlinear medium. the theory is also validated by the optical propagation software. if n = 1, then the nonlinear medium is only one, lv = 0, and it will satisfy the rule z2 = z1

    四、從非線性近軸波動方程基礎上用矩陣理論推導了級聯介的熱像規律,得出級聯介的熱像位置滿足z2 = z1 - lv ,其中z2為像距, z1為物距, lv為級聯介間的距離,並用光傳輸軟體得到了驗證;發現級聯的非線性介可以看成單一的非線性介相連,對級聯介的每一段非線性介成像;當只有一段非線性介時,可以認為lv為零,滿足z2 = z1 。
  9. The main contributions of the second part of this dissertation are focused on the cryptographic properties of logical functions over finite field, with the help of the properties of trace functions, and that of p - polynomials, as well as the permutation theory over finite field : the new definition of chrestenson linear spectrum is given and the relation between the new chrestenson linear spectrum and the chrestenson cyclic spectrum is presented, followed by the inverse formula of logical function over finite field ; the distribution for linear structures of the logical functions over finite field is discussed and the complete construction of logical functions taking on all vectors as linear structures is suggested, which leads to the conception of the extended affine functions over finite field, whose cryptographic properties is similar to that of the affine functions over field gf ( 2 ) and prime field fp ; the relationship between the degeneration of logical functions and the linear structures, the degeneration of logical functions and the support of chrestenson spectrum, as well as the relation between the nonlinearity and the linear structures are discussed ; using the relation of the logical functions over finite field and the vector logical functions over its prime field, we reveal the relationship between the perfect nonlinear functions over finite field and the vector generalized bent functions over its prime field ; the existence or not of the perfect nonlinear functions with any variables over any finite fields is offered, and some methods are proposed to construct the perfect nonlinear functions by using the balanced p - polynomials over finite field

    重新定義了有限域上邏輯函數的chrestenson線性譜,考察了新定義的chrestenson線性譜和原來的chrestenson循環譜的關系,並利用一組對偶基給出了有限域上邏輯函數的反演公式;給出了有限域上隨機變量聯合分佈的分解式,並利用隨機變量聯合分佈的分解式對有限域上邏輯函數的密碼性進行了研究;給出了有限域上邏輯函數與相應素域上向量邏輯函數的關系,探討了它們之間密碼性的聯系,如平衡性,相關免疫性,擴性,線性結構以及非線性度等;討論了有限域上邏輯函數各類線性結構之間的關系,並給出了任意都是線性結構的邏輯函數的全部構造,由此引出了有限域上的「泛仿函數」的概念;考察了有限域上邏輯函數的退化性與線性結構的關系、退化性與chrestenson譜支集的關系;給出了有限域邏輯函數非線性度的定義,利用有限域上邏輯函數的非線性度與相應素域上向量邏輯函數非線性度的關系,考察了有限域上邏輯函數的非線性度與線性結構的關系;利用有限域上邏輯函數與相信息工程大學博士學位論文應素域上向量邏輯函數的關系,揭示了有限域上的廣義bent函數與相應素域上的廣義bent函數的關系,以及有限域上的完全非線性函數與相應素域上向量廣義bent函數之間的關系;給出了任意有限域上任意。
  10. In high energy nucleus - nucleus collisons, cc pairs are produced through short - distance scattering process among partons. after the point - like cc pairs form, they can be dissociated by partonic and final hadronic matter. not only mesons but also baryons in final haronic matter contribute to the dissociation of cc

    在高能核一核相互作用中,由於部分子間的短程過程誘導產生cc對,這些類cc對形成后,離解的原因有來自於部分子的作用,也有來自於末態強子物的誘導。
  11. In succession, the theory of chirped - pulse amplifier system is given in detail, firstly, studying from designing experimental light road and optical components to theoretical analysis, we par ' tly finished the system by ourselves. about ultr a - shoft pulse with a pulse - width of 9. 8f s and output power of 650mw and band - width of about l 20nm is output from oscillator source, secondiy, the stretching capacity of single grating four - pass stretcher is measured using abcd matrix combining collins function, and the effect of relativ e parameters to the streching ratio is also simulated. thirdly, a new type of disjunctional frequency moduiating function is provided according to the gain - narrowing and gain - saturation which are appeared in the co urse of amplification, under modulating the two effects are both controlled on some e xtent, fourthiy, the effect of ase that is often ignored by people is analyzed and the resolving methods are also given

    從光路、光學元件的自行設計到理論分析計算,初步建立了一臺實驗系統;採用abcd矩陣法結合collins公式計算了四通式單光柵展寬器的展寬量,並模擬了相關參數對展寬比的影響,對實驗具有指導意義;評價了再生放大器和多通放大器的優缺,對放大過程中通常忽略的放大自發輻現象( ase )進行了分析,並提出了相應的解決方法;針對放大過程中出現的增益窄化和增益飽和現象,對輸入種子脈沖提出了一種新的分段頻率調制函數,實現了對增益窄化效應和增益飽和效應的共同抑制;提出了系統的材料(包括放大介和光路中的普通介)正是融合高階色的來源。
  12. Then the solving procedures of these bies by the rwg functions based moment method are elaborated, and the method of modeling complex objects built of arbitrary line, surface and volume structures is developed. in order to solve realize antenna and circuit problems, methods of adding excitations and concentrated loadings with moment method are deceloped, and matrix pencil ( mp ) method is used to deembeded the s prameters of antennas and circuits from the computed current distribution. some numerical results of practical complex antenna and scattering problems are presented to illustrate the veracity and effectiveness of the method

    在第一部分中,首先從電磁場的基本理論出發,基於等效原理和邊界條件以統一的方法建立了用於分析金屬、介及金屬與介混合結構的邊界積分方程,並歸納和比較了各類積分的適用范圍和優缺;在此基礎上,給出了使用基於rwg函數的矩量法求解各種邊界積分方程的一般過程;研究了具有任意線、面、體組成的復雜結構的電磁建模方法,並給出了各種多面連接情況下基函數和未知量的選取方法;研究了使用矩量法分析電路、天線問題時集總元件和激勵源的處理方法,並基於矩陣束方法( matrixpencilmethod )提取了電路和天線問題的s參數;最後通過分析一些工程中的復雜金屬天線問題和具有「金屬與介混合結構」的和天線問題驗證了方法的準確性和高效性。
  13. This part emphasizes the synthesis of nanoarrays, aiming at controlling the size and distance of nanocrystallites using calixarene derivatives by altering the size, length and chemical structure of the organic molecules ; 2. this part emphasizes in situ synthesis strategy for fabrication of polymer network of zns based nanopowder, aiming at size controls, coating and preventing agglomeration following " one - pot " synthesis ; this method fits to low cost, large scale production ; 3. according to development in zno nanomaterials, we first report on the synthesis, characterization of amorphous zno, aiming at describing the principles and approaches of synthesis techniques, optical properties, spatial structure and doped effect ; the amorphous zno displays cage - like structure, showing a strong ultraviolet emission while the visible emission is nearly fully quenched, a potential uv - emission material ; 4

    本論文以量子結構自組裝為出發,提出利用杯芳烴及其衍生物的化學受限反應實現尺寸可調半導體納米粒子自組裝;提出有機聚合網路原位組裝zns基納米熒光粉方法,把熒光粉的納米化、包敷、防團聚在「一鍋」反應中完成,適于低成本,批量生產;根據當前zno的研究情況,我們首次合成了非晶zno ,研究了它的光學性,確定了它的結構,並對其摻雜進行了初步的研究,非晶zno表現出強的深紫外發光特性,而可見發非常弱,是一種有巨大潛在應用價值的深紫外發光材料;利用非晶zno的亞穩特性,對晶化過程中非晶zno納米晶zno三維受限量子結構特性,界面特性進行了深入的研究;利用固相熱分解一般受擴控制特性,實現了尺寸可控的zno三維量子結構的自組裝;利用非晶zno的高度分性,容易均勻成膜特性,實現了非晶籽晶誘導低溫液相外延自組裝生長高取向zno晶體薄膜。
  14. A collinear acoustooptic - deflector of pronton - exchanged linbo3 channel wave - guide is studied. the theoretical analysis, structure design and device fabrication of linbo3 pronton - exchanged acoustooptic wave - guided deflector have been finished in this thesis. the width of wave - guide, the width, spacing, effective aperture and width of electrode of interdigital transduces have been theoretically analyzed and designed

    本論文研究了一種子交換linbo3溝道波導共線式聲光偏轉器,其特是利用了溝道波導的橫向約束,限制了聲波的發和衍效應,使得窄孔徑電極結構得以實現,從而增加了功率密度,使總的聲場驅動功率降低。
  15. Single mode optical fiber laser confocal scanning microscopy is a new technology in microstructure studying. the speciality of the system is limiting the out - of - focus light reflected from out - of - focus plane in object to restrict the blur of image. therefore, the plane resolution and axial resolution of the system could be improved to sub - micron grade

    單模光纖激光共焦掃描顯微成像系統是研究微觀結構的一種新技術,其本是抑制目標物體離焦面所反的光線進入系統,從而抑制這些離焦光線造成像斑增大的影響,使系統的橫向與軸向解析度得到大幅度的提高,能實現亞微米級的層析。
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