本底散射 的英文怎麼說

中文拼音 [běndesǎnshè]
本底散射 英文
background scattering
  • 本 : i 名詞1 （草木的莖或根）stem or root of plants 2 （事物的根源）foundation; origin; basis 3 （本錢...
  • 底 : 底助詞（用在定語后, 表示定語和中心詞之間是領屬關系, 現在多寫作「的」）
  • 散 : 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
  • 射 : 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） ...
  • 散射 : [物理學] [電學] scattering; radio scattering; scatter; dispersion
  1. This paper also ana1yzes the sidescan mapping princip1e of the mu1ti - - beam bathymeter, and process the avai 1ab1e data with sidescan mapping method to achieve the sidescan imagery represented by the reverberation strength

    本文還對多波束測深聲納側掃成像原理進行分析，利用現有的數據進行多波束側掃成像處理，形成表示海底反向散射信號強度的海圖。
  2. The super resolution effect of sb layer super resolution structure is also investigated with near - field scanning optical microscope. in addition, a rigorous three - dimensional ( 3d ) optical electromagnetic finite - difference time - domain ( fdtd ) model for analysis of a sil system is detailed. in order to accurately analyse sil model, a new method of setting a focused gaussian beam source in fdtd grids is presented

    此外，本文還建立了對sil系統光傳輸特性進行模擬的時域有限差分程序，提出一種在fdtd模擬的離散空間設置會聚高斯光源的新方法，並模擬了會聚高斯光束在sil系統中的傳輸，研究了sil在不同離焦情況下底面出射光場幅度及光束半徑的變化規律，為sil存儲系統的優化設計提供了理論依據。
  3. 2 ) the sce shows potential of the application for sea bottom classification. both the improved sub - band frequency energy technique and the phase plane technique can distinguish completely the sea - beds : sand - type and silt - type

    本文提出的相平面方法是一種新的辦法，對現有的兩類海底散射信號數據處理效果很好，其有效性需要進一步驗證。
  4. This paper includes five sections as following : in the first section, the discovery, characteristics, mechanisms, and recent developments of sers are simply summarized in the second section, the sers spectra of dab molecules adsorbed on silver sol, silver mirror, and copper were investigated

    本論文包括以下五個部分：第一章簡單介紹了表面增強拉曼散射現象的發現、特點、機理及其發展應用。第二章研究了dab分子在不同襯底，即銀膠、銀鏡和銅表面sers光譜。
  5. In the engineering simulation experiment, the distance between the neutron source and the detector is close, the scattered neutron cannot directly measured through shielding from neutron source with shield cone

    在工程模擬實驗中，中子源與探測器相距較近，不能用陰影屏蔽錐法直接測量散射中子本底（即非期望中子） 。
  6. In the experiment, the scattered background neutrons is studied with the shielding method and the scattered background neutrons in the experiment hall is eliminated from signal neutrons by the method of combining the shielding experiment ' s results with the mcnp / 4a code calculation

    需用mcnp 4a程序計算實驗大廳的散射中子本底分佈。採用專門設計的屏蔽法研究散射中子本底。並和mcnp 4a程序計算相結合的方法扣除了在特定實驗條件下實驗大廳的散射中子本底。
  7. Using it, time amplitude converter and pulse neutron generator, the y spectra of 14mev pulse neutrons is measured. utilizing the time difference of several different reactions about the interaction of neutrons and nucleus, the whole spectra and the capture spectra are measured. a method that uses double gate subtracting background to gain the fast neutrons " inelastic scattering y spectra is introduced

    研製了一種線性門電路，介紹了它與脈沖中子發生器、多道脈沖幅度分析器配合，進行14mev脈沖中子譜的測量，利用中子和原子核相互作用的幾種反應在時間上的差異，測量了總譜和俘獲譜，採用雙門減本底方法得到了快中子非彈性散射譜。
  8. The main works and results are as follows : 1. by use of one order multiple scattering theory, light scattering and reflection by a single coating layer is analyzed. the variance of radiation intensity, bidirectional reflection distribution function ( brdf ) and laser radar scattering cross section with coating layer parameters is given, with the effect of rough contrast on bidirectional reflection distribution function

    本文主要研究了單層和多層塗層結構介質的光散射特性，以及近場條件下復雜目標對激光波束的散射，其主要工作如下： 1 、採用一階多重散射近似理論分析單層塗層對光波的散射和反射，計算並討論了輻射強度、雙向反射分佈函數和單位面積激光雷達散射截面隨塗層結構參數的變化規律，數值分析了粗糙基底對雙向反射分佈函數的影響。
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