電離截面 的英文怎麼說

中文拼音 [diànlíjiémiàn]
電離截面 英文
ionization cross section
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  1. Exploding wires phenomenon is that if the high - density energy is poured into metal wire with small transverse section in a short time from high power pulse source, the metal wire will explode into gaseity and generate significant shock wave. the. fundamental reason of the generated shock wave is the plasma

    爆炸絲現象（ explodingwiresphenomenon ）是將存儲于高壓電容器中的能量，在極短的瞬間內傾注于很小截面積的金屬絲，使之汽化，產生強大的沖擊波，這種沖擊波產生的根本原因就是等離子體。
  2. Helicopters in action " is about to take you on an adventure around the world from sierra leone, where you ll participate in delivering humanitarian aid in the largest helicopter in the world, to miami for a wild ride in a black hawk helicopter intercepting drug runners. hold on while you swing through the air with five marines dangling from a rope attached to a ch - 46 flying over the atlantic and swoon as a cobra swoops low over enemy territory. try not to slip as you traverse 500, 000 - volt high wires

    全天域電影直升機行動組將會帶你參與周遊列國的歷險旅程：在非洲獅子山你會乘坐全球最大型的直升機協助人道救援工作在美國邁阿密，你會登上黑鷹直升機截擊毒販又或者與五名美國海軍陸戰隊隊員一起乘坐ch - 46直升機，飛越大西洋上空，並在半空游繩而下或乘坐眼鏡蛇直升機在敵方領空低飛或登上直升機，跳上500 ， 000伏特高壓電纜上進行維修工程或屏息靜氣，緊隨獸醫在南非乘坐直升機在離地面3米的高度，向黑犀牛發射麻醉槍或乘坐直升機跳入驚濤駭浪中參與海難救援工作。
  3. In the second part, using the wave function and binding energy obtained from the first part, the photoionization cross - section of the impurity is calculated

    在第二部分，我們採用第一部分所選的變分波函數和得到的束縛能進一步計算了類氫雜質體系的光致電離截面。
  4. The result shows that argon gas can not only promote the excitation of plasma at low pressure, but also improve discharge state, increase the density and activation of reaction radical and improve the quality of diamond films. on the other side, argon can cool the plasma and maintain low temperature of substrate due to its big ionization section and high collision probability with gas molecules

    結果表明，氣體系統中引入氬氣一方面不僅有利於維持低壓放電，而且改善放電狀態，提高反應活性基濃度和活性，提高低溫沉積金剛石膜的質量；另一方面，由於其大的電離截面使其和電子碰撞的幾率大大提高，對等離子體進行冷卻，有利於基片溫度的降低。
  5. This paper firstly explains the significance of researching the continuous enclosure type isolated - phase bus and analyzes the situations in nation and abroad. it presents the calculating method of the structure designing for the continuous enclosure type isolated - phase bus. at the same time, according to the theory, it provides the calculating programs for defining the dimensions of the bus

    本文首先闡述了研究全連離相封閉母線的重要意義，並結合國內外的現狀進行了分析，提出了全連離相封閉母線的結構設計方法，依據理論計算編制了全連離相封閉母線的截面尺寸的計算程序，可以方便快捷地進行各電壓及電流等級全連離相封閉母線的設計計算。
  6. The effect of detector disturb and the shell of the detector and construction material is not distinct. the low absorb cross section material is used to 235u - fission chamber. the low z material is used in experimental bracket and shielding material and the material is used less

    獲得了探測器之間擾動、探測器外殼、支架材料對信號中子測量無明顯影響的結果；對~ （ 235 ） u裂變電離室，需採用中子吸收截面低的材料，對實驗裝置的支撐材料和屏蔽材料宜選用低z材料且盡量減少用材。
  7. Finally, a specific analysis is made for our results. because we have considered the correlation between the confined and non - confined direction of the wire, the binding energy is improved and correspondingly the threshold energy is enhanced, which results in the declinement of the photoionization cross - section

    最後對所得結果進行了詳細的討論，山於我們選取的波函數考慮到限制方向與非限制方向的相關性因素，從而提高了雜質的束縛能（在寬階時尤為明顯x即提高了所謂的閾能（ e ，導致了光電離截面值的減小
  8. The output spot - size of our non - flowing tea co2 laser is quite large, only slightly smaller than the section of the excited media, this agrees with the calculated spatial distributions of the initial electron density for pre - ionization well

    由我們的非流動型teaco _ 2激光器獲得的輸出光斑相當大，僅比激活區截面略小，這與理論計算的預電離初始電子密度空間分佈規律有較好的一致性。
  9. Measurement of l - shell ionization cross sections for silver by electron impact

    殼層電離截面的測量
  10. So it is necessary to reflect the inner reality physical field ' s numerical number analogy method to analysis and improve the magnetic field and the computing accuracy of the cable ' s eddy - current detection. Ｔ his affords helping for the researching of biased cable instrument in the future. first open domain electric magnetic problem ' s breaking method is done with, which supposing fictitious boundary far away from the region. second breaking the infinite region into the finite region and supposing the electric magnetic is too small to be ignored

    通過採用目前處理開域電磁場問題的截斷法，人為地設定一個遠離待求區域的虛擬邊界，將無限區域截斷為有限區域，且認為在該邊界外面的電磁場已衰減得足夠小，小到可以忽略不計，從而令邊界上的電磁場場量為零，在此有限區域內採用較為成熟的Ａ ， Ａ法，並且併入庫侖規范建立數學模型。
  11. In the calculation of the photoionization cross - section, we find that with the changing of the photon energy, the variation scope of the photoionization cross - section of the envelop function in the previous references is much smaller than that in this paper

    在計算光電離截面時，我們發現:隨光子能量的變化，前人選取的包絡函數計算得到的光電離截面的變化范圍比我們的結果小很多。
  12. According to the dipole transition selection rule, it allows the system to transit from the ground state to the first and second sub - band respectively, the shape of the photoionization cross - section varying with the photon energy in the two cases is quite different

    根據偶極躍遷的選擇定則，將使得體系從基態分別躍遷到電子的第一子帶和第二子帶，二者的光電離截面隨光子能量的變化截然不同。
  13. In this paper, based on the previous works, we study the quality of a hydrogenic impurity in gaas / gai - xalxas rectangular quantum wires in detail. using variational approach, we calculate the binding energy and the photoionization cross - section of the impurity in the system

    本文在前人工作的基礎上，詳細研究了矩形截面gaas ga _ （ 1 - x ） al _ xas （ x = 0 . 3 ）量子阱線中的類氫雜質體系的性質，採用變分技術計算了此體系的束縛能及其光致電離截面。
  14. We consider two situations : ( i ) the light is polarized along the z - direction, in which case the first allowed dipole transition is to the first subband ( nx - 1, ny = 1 ) ; ( ii ) the light is polarized along the x - direction ( paralleled to the transverse cross - section of the wire ). the first allowed dipole transition is to the second subband nx = 2 relative to the x - direction and to the first subband nr = 1 relative to the y - direction of the wire

    考慮了兩種不同惰況：輻射光沿階線的軸線偏振k方向x輻射光平行於軸截面偏振（設為二方向山偶極躍遷的選擇定則使得體系從初態躍遷到末態分別為電于的第一于帶和第二子帶，二名的光電離0截面隨光于能量的變化截然不同
  15. The power - electrical impedance equivalent circuit of each separate module is analyzed and more concise designing rule is educed from it by connecting corresponding four - terminal network in series and taking the material and section area of the separate module as variable

    本文分析了各分離組件的力電阻抗等效電路，並將對應的四端網路相互串聯，以分離組件的材料和截面積為變量，經過分析得出具有分離組件的振動件不管材料是滯相同，設計時均可將多個分離口組件看為一個體的設計規律。
  16. This paper gives a detailed account of the waveform, matched - filter, fuzzy function, resolution in speed, resolution in range and the capacity of anti - interference of the chirp signal. it deals with several methods to produce chirp signal and the advantages and disadvantages of these methods. it describes the working principle and performance of dds, analyses the phase errors initiated by the phase truncation and proposes a new scheme to solve the error

    本文詳細介紹了以下幾個方面：線性調頻信號的波形、匹配濾波器、模糊函數、速度分辨力、距離分辨力及抗干擾能力；產生線性調頻信號的幾種方法並簡要分析了各種方法的優缺點； dds的工作原理、性能指標，分析了相位截斷產生的相位誤差，並提出解決這種誤差的新方案；設計了一個產生線性調頻信號的具體電路。
  17. In this paper, based on the previous works, we studied the properties of a hydrogenic impurity in the gaas / ga1 - xalxas rectangular single quantum wire in detail. using variational approach, the binding energy and the photoionization cross section of the impurity in the system are calculated

    本文在前人工作的基礎上，研究了方形截面gaas / ga _ （ 1 - x ） al _ xas量子線中類氫雜質體系的性質，採用變分技術計算了此體系的束縛能及其光致電離截面。
  18. This dissertation concentrates on photoionizaiton of mnl and mnll including resonance structure in the framework of many - body perturbation theory ( mbpt ). more accurate results were obtained by using the new approach to calculate resonance structure and photoionization cross section

    首先針對錳原子或離子不同殼層的光電離結構進行特定的理論分析，然後通過合理的選擇勢能及共振結構的計算方法，並考慮高階關聯，得到了一系列新的更為精確的光電離截面及共振結構。
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