質子波 的英文怎麼說
中文拼音 [zhízibō]
質子波
英文
proton wave- 質 : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 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...
- 質子 : [物理學] proton; uron; hydrion; merron質子泵 proton pump; 質子層 proton sphere; 質子轟擊 proton b...
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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。In this paper, the stereoisomer rearrangement of biomarker compound for the exclusive reaction form the electronic off - domain to the out - proton magnetic rotation is interpreted in the sedimentary system in terms of the micro - particle wave motion and the molecular orbital theory
摘要應用微觀粒子波動和分子軌道理論、解釋生物標志化合物在沉積體系中自身獨有的「電子離城外質子磁旋反應」的重排機理。Analysis on proton mr spectroscopy of cortical tubers with tuberous sclerosis
結節性硬化癥中皮質結節的質子磁共振波譜分析Application of 1h - mr spectroscopy in astrocytoma
氫質子磁共振波譜在腦星形細胞瘤中的應用The main work is as follows : 1. an error resilient algorithm to collaborate multiple description coding ( mdc ) and error concealment ( ecn ) is presented. the strategy of this method is to reconstruct the low quality image followed by recovering the lost wavelet tree with error concealment method when end - user receives few descriptions
在誤碼環境下,要保證解碼端重構圖象的質量,就要綜合採用多種抗誤碼方法,本文對差錯復原技術的綜合應用進行了研究,具體內容如下: 1 、提出了圖象多描述編碼與差錯隱藏相結合的差錯復原演算法,在接收端接收到的描述較少時,首先根據接收到的若干描述重構低質量的圖象,然後採用差錯隱藏方法恢復丟失的子波樹。In 1909, ernest rutherford showed that atoms were mostly empty space, revising the model of an atom to a tight positive nucleus containing the protons and neutrons with electrons around it ; by 1913, danish physicist neils bohr envisioned a planetary arrangement in which the electrons orbited the nucleus at different energy levels
在1909年,歐內斯特?盧瑟福展示原子大部分是真空區,修正的原子模型就是緊密的陽性核包含質子和中子,電子圍繞中子旋轉;到1913年,丹麥物理學家尼爾?波爾想象了一個電子以不同能量水平面圍繞原子核旋轉的行星排列。The positions of certain wavelengths in both cases depend on the proton - to - electron mass ratio
他們發現,在這兩個觀測結果中,特定波長的位置會隨著質子對電子的質量比而改變。But an alternative simpler method is through the proton exchange ( pe ) process at lower temperature. pe waveguides exhibit larger increment of the index and lower waveguide loss than ti indiffusion waveguides. however, pe waveguide devices have n ' t been fully mature
質子交換與傳統的鈦擴散工藝相比製作十分簡單,制備的波導具有較高的折射率增量、較小的波導損耗、較強的抗光折變能力,不但能大大降低成本而且還可以提高性能,但是質子交換波導器件目前尚未成熟。The calculated results show that, for low energy protons ( energy less than several decade mev ), the contribution of proton nuclear reaction to energy deposition can be neglected ; while for high energy protons ( energy greater than several hundred mev ), the great difference appears for the above two cases. this gives us an indication that the contribution of proton nuclear reaction to the energy deposition must be concerned for high - energy protons. the propagation process in material of thermal shock wave induced by high - energy intense - current pulsed proton beam irradiation is calculated for several different proton energies
對于入射能注量為418 ( j cm ~ 2 )脈沖寬度為0 . 1 s的矩形脈沖強流質子束,計算結果表明,由於質子束能量不同,引起的初始熱激波( 0 . 1 s時刻的熱激波)有單峰結構,也有雙峰結構,不同能量的強流質子束引起的熱激波在傳播的過程中都會出現明顯的彈性前驅波。Value of proton magnetic resonance spectroscopy on the diagnosis of mitochondrial encephalomyopathy
質子磁共振波譜對線粒體腦肌病的診斷作用By making use of the strong bound quantum dot model and neglecting the effects of impurity on electron wave function, this thesis is also reported how to use the spin of nuclear as the quantum bit
利用強束縛量子點模型,忽略雜質對于電子波函數的影響,我們還討論了如何利用核自旋構造量子位。我們計算了垂直耦合量子點中電子和核子的超精細相互作用。The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method
本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點,解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程,同時對線性區的增益進行了計算。理論分析表明,場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。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。With the existing condition, the bar waveguide on the lithium niobate wafer with liquid phase proton - exchanged method has been fabricated and the benzoic acid is used as the proton source. a series of research on the domain inversion in lithium niobate crystal with proton - exchanged method have been done. and then the operation and the process of domain inversion in lithium niobate crystal with proton - exchanged method has been used
實驗方面,利用實驗室現有條件,在鈮酸鋰晶片上以苯甲酸為質子源,用液相質子交換法製作了條形波導;對用質子交換法實現鈮酸鋰晶體疇反轉進行了一系列實驗研究,在此基礎上提出了質子交換法實現鈮酸鋰晶體疇反轉的工藝過程,實現了疇反轉並腐蝕得到了v型槽;設計製作了帶尾纖的電光相位調制器,最後進行封裝。A basic design is first proposed that modulator is manufactured by annealing the waveguides that come into being by proton exchange on the substrate of x - cut y propagation lithium niobate
本文首先分析了所採用的基本方案:對x切y傳鈮酸鋰進行退火質子交換工藝來製作波導。Based on schr ? dinger equation we obtain the vigorous result of phase - coherent electronic transport through a single interface in quasi - one - dimension electron waveguide
本文研究了電子波導中單個雜質原子對電流分佈的影響,基於薛定諤方程,得到了電子在準一維電子波導中單個雜質所在界面處的精確的相位相干電子輸運圖像。Further, analyse the characteristic of the seismic wavefield of fractural reservoir and the influence caused by fracture density, property of the filled material and the strike of fracture. fifthly, in term of research of zhangshulun et al., concisely discuss the arithmetic of the plane wave forward modeling and migration with phase shift method, in prestack common offset gathers and check the arithmetic by numerical simulation
第四,用基於彈性?聲學近似的反射系數計算公式和本文提出的付氏變換子波生成法得到縫洞模型的反射系數模型和子波模型並用vrselrf波場延拓運算元對其進行地震波場數值模擬;進一步分析了縫洞儲層的地震波場特徵及縫洞密度、充填物性質和裂縫走向對其波場特徵的影響。The quantitative relation of both the p - wave particle displacement proportion to charge and the root mean square of amplitude proportion to the 3 / 2 root of cavity radius was obtained, then the elongated charge, and the vertical delay stacked source, and the concentrating energy source, and the detonating seismic hammer, and opposite collision source were developed
本文基於球腔震源的縱波位移方程、激發子波的振幅及頻率與藥量的關系等理論基礎,總結了縱波質點位移與藥量成正比、振幅譜均方根與空穴半徑的3 2次方成正比的定量關系。In this thesis, we described the structure characteristics, the proton concentration, and the refractive index distribution of the pe linbo3 waveguides. then we analyzed the mode characteristic of the waveguides " mode through 3d - fdbpm
並用三維fd - bpm法對的質子交換linbo _ 3波導傳輸模式進行了研究,確定符合器件設計要求的單模波導的尺寸和工藝參數。Effect of 1h - magnetic resonance spectroscopy in evaluating patients with mild alzheimer disease
磁共振氫質子波譜對輕度阿爾茨海默病患者的評估作用分享友人