本徵散射 的英文怎麼說

中文拼音 [běnzhǐsǎnshè]
本徵散射 英文
intrinsic 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...
  • 徵 : 名詞[音樂] （古代五音之一 相當于簡譜的「5」） a note of the ancient chinese five tone scale corre...
  • 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. Second, the imaging model built here has taken into account the tilt modulation, the hydrodynamic modulation, and current modulations of radar cross section. consequently, it has realized the imaging simulation of four kinds of wakes with the same imaging model. third, the orbital velocity of ocean wave was considered as the basic dynamic factor, and the imaging model calculates the influence on raw data by the wave m ovement according to the orbital velocity

    該模型的主要特點是： （ 1 ）它採用了三尺度復合表面模型的思想來計算海面的電磁散射，考慮了中等尺度波對紋波的進一步調製作用，彌補了傳統雙尺度模型的不足； （ 1 ）它考慮了海浪的傾斜調製作用、流體動力調製作用和流場對雷達截面的調製作用，實現了用統一的模擬模型對四種艦船尾跡特徵進行成像模擬； （ 3 ）它把海面長波的軌道速度作為基本的動態成分，並依此來考慮海面運動對sar回波信號的影響。
  2. In summaries, we use two parts, isotropic and anisotropic, to describe the anisotropic diffuse - radiation ; connected the horizontal diffuse - radiation and the land modulus to calculate the diffuse irradiation on actual terra ; and modem geo - tech, dem and pci - geomatica software and so on, is convenient and helpful to deal with mass geo - data and geo - information

    總結本文的技術與方法，本文以各向同性與各向異性權重分離方法描述了散射輻射各向異性特徵；以平地散射輻射與地形因子結合方式詳細探討了地形因子的作用;以dem數據與現代地理信息軟體相配合，嘗試了高效的現代地理空間信息計算技術。
  3. In this paper, the target radiate characteristics and waveband selection of the infrared system reviewed briefly ; the suppression of the stray radiation in the infrared sub - system is discussed ; the material selection, the support structure and optimization of the primary mirror in the infrared sub - system of the theodolite, every factor which will affect the surface figure of the mirror is discussed in detail and get the result that in the circumstance of shooting range, the primary factor which affects the surface figure of the mirror in the infrared sub - system is temperature changing, this ca n be resolved by using material of low expansion coefficient and using same material in the mirror and the mirror seat

    本文將對紅外系統的目標輻射特徵分析和波段選擇進行簡要回顧，討論紅外系統中雜散輻射的抑制，並詳盡分析經緯儀紅外光學系統設計中所涉及到的反射鏡的材料、支撐、結構和優化設計等問題，認真討論和分析影響主鏡的面形精度的各種可能因素。並指出：在靶場環境下影響經緯儀紅外分系統主鏡面形精度的主要原因是溫度的變化，這種情況可通過選擇低線膨脹系數的材料並且使鏡座和反射鏡採用相同的材料予以解決。
  4. On the basis of theories of physics, geometrical optics and photometry, the optical properties of collimated light beam incident upon single fiber perpendicular to the fiber axis are studied. by exploring the behaviors of reflected light and transmitted light from single fiber, the distribution of the light is described and the proportionalities between the intensity of the reflected, transmitted and scatered light are obtained respectively, and the different laws governing the intensity of diffused light and transmitted light from single fiber between near and far field are discussed. experiments demonstrate that the decrease of projecting light in far field is in direct proportion for the increase of fiber diameter, which serves as the theoretical basis for a series optics equations, as well as for the designment for photoelectric deviccs for detecting fibers

    結合物理學的基本原理和幾何光學的基本規律以及光度學的基礎理論等三方面，研究了單纖維在平行均勻光束垂軸入射時的光學性質.分析了單纖維反光和透光的特徵，光強分佈及反射光、透射光和散射光的相對大小;討論了在近場和遠場條件下，漫反射光和透射光光強的不同規律;通過實驗驗證了遠場時，纖維的漫射光強度與纖維直徑成正比的關系
  5. The purpose of this theme is to classify sar images into four regions : man - made targets ( vehicles and buildings ), natural targets ( trees and shrubbery ), background ( field and grass ) and shadow ( the target shadow and mirror scatter ). on the one hand, the processed results can be directly used as image product, which offer necessary parameters for expert ' s interpretation to build up an independent auxiliary interpreting system. on the other hand, the results can be introduced into sar image interpreting system as the replacing target detection and discrimination models with layer rois ( region of interest ) in order to provide potential target chips

    具體內容為：根據sar圖像基本特性，提取可靠特徵，將圖像區分為人造目標（機動車輛、建築物等） 、自然目標（樹木、灌木、樹林等） 、背景（草地、平地、植被等）和陰影（目標陰影、鏡面散射體等）四種類別，為不同的應用提供對應的感興趣區域（ roi ） 。
  6. The study lies in following aspects : 1 ) a great number of experiments on sfrc are carried out to obtain the basic data of sfrc energy properties, which are the fundamental parts of further study. 2 ) a probability analysis based on statistical theory is done to all the experiment data. in the end, energy criterion for sfrc associated with security criterion are calculated and listed for future use

    本文主要針對鋼纖維噴射混凝土在單層隧道襯砌中的應用進行了研究，內容包括以下幾個方面： 1 ）進行了大量的鋼纖維混凝土標準試件試驗，試驗的成果和數據為研究鋼纖維混凝土的能量特徵提供了事實依據和參考； 2 ）運用概率統計方法對鋼纖維混凝土的指標進行了可靠性分析，得出了實際可以接受的保證率下的鋼纖維混凝土能量指標； 3 ）通過合理的假設和簡化，研究了鋼纖維混凝土構件在破壞過程中的能量耗散機理。
  7. However, the si3n4 is non - crystalline when power is 100w or 150w. the agglomeration and the distribution were important parameter of nanopowder, which were analyzed by the laser light scattering particle - size test instrument. but the result appeared great error because of this instrument itself and high requirement to sample

    粒徑分佈和團聚是納米粉體材料重要的表徵手段，採用激光散射技術對納米氮化硅粉末粒徑的分佈和團聚進行分析，激光散射技術由於本身的限制和對樣品的高要求，測量納米材料的分佈有較大的誤差。
  8. In part two, the basic notion, properties of raman scattering and the parameters involved in raman scattering are introduced, and the important application of raman scattering in characterization of material structure is also expounded

    二：介紹了拉曼散射的基本概念、基本特徵和拉曼散射中涉及到的一些基本參量。說明了拉曼散射技術在表徵物質結構中的重要應用。
  9. Linker molecules, the polymerization of 3 - [ 2, 5, 8, 11 - tetraoxa - tridecyl - 13 - ol ] - pyrrole were designed and synthesized according to the requirement of the electropolymerization. the electropolymerization of 3 - pyrrole derivative with alkaline medium at platinum disk electrode have been studied by cyclic voltammetry and chronoamprometry. the polypyrrole membrane was characterized with scanning electro microscopy ( sem ), energy dispersive x - ray analysis ( edx )

    本論文首先在循環伏安、恆電位法電聚合的基礎上篩選出了適合於作為固定dna的載體3 -吡咯甲基-四聚乙二醇單醚，探索了在堿性條件下將其聚合到鉑盤電極上的實驗方法和條件，並利用掃描電子顯微鏡（ sem ） 、 x -射線能量散射譜（ edx ）等實驗技術對聚合膜的表面形貌和元素組成進行了表徵。
  10. Considering the discord of definition of chaos synchronization and different problem in practice, this paper the definition of chaos synchronization, a class of symbolic dynamical system describing chaos map is studied

    系統地介紹了混沌的基本概念和定義、混沌的主要特徵、混沌的測度、耗散系統中的混沌等，研究了一類描述混沌映射的符號動力系統。
  11. This paper has studied the mean attenuation, scattering, and back scattering cross sections of groups of small rotating spheroids about characteristics of microwave scattering when their rotatory axes are oriented at random in any direction in 2d plane and 3d space respectively under the condition of normal distribution, and that those physical quantities are changed with different variance, expectation and wave lengths of incident electromagnetic wave

    本文研究旋轉軸方向分別在平面內和空間中隨機取向呈正態分佈時的小旋轉橢球粒子群的平均衰減截面、平均散射截面、平均後向散射截面等微波散射特徵，以及這些物理量隨軸向分佈期望、方差及入射電磁波波長的變化。
  12. The characteristic basis function method ( cbfm ), one of the high order moment of method ( mom ) to solve scattering of complex target is introduced

    本文採用高階矩量法中的特徵基函數法（ cbfm ）計算復雜目標的電磁散射。
  13. Abstract : have connected with ir target signature research, this paper deals with the principle and realization for the ir imaging terminal - guidance technology of an air - to - air missile in clutter backgrounds. the radiation signature of clutter earth backgrounds is analyzed, and the comprehensive analysis of the target ir radiation signature types of a military jet fighter as the mainly attacked target for air - to - air missile is gave. also we discusses the extraction and algorithm for target ir signature

    文摘:本文結合對目標紅外特性的研究，論述了在復雜背景條件下空-空彈紅外成像末制導技術的原理和實現，分析了地面背景的輻射和散射的特徵;綜合分析了軍用噴氣式戰斗機作為主要被攻擊對象的紅外輻射特性，並給出了目標紅外特徵提取的多種方法和演算法
  14. Taking attributed scattering center - based classification as example, the computation of feature likelihood function under many - many and 1 - 1 correspondence are studied, by using the algorithm of bipartite graph perfect matching to find the optimal 1 - 1 correspondence, the computation efficiency is improved greatly, the relations of likelihood function between 1 - 1 and many - many correspondence are analyzed, and two sub - optimal methods of calculating the likelihood function of 1 - 1 correspondence are presented

    本章以基於屬性散射中心特徵的分類為例，深入研究了多?多對應和1 ? 1對應特徵似然函數的計算，通過將求解二分圖最佳匹配的演算法用於尋找特徵之間的最優1 ? 1對應關系，有效提高了1 ? 1對應特徵似然函數的計算效率，分析了1 ? 1對應和多?多對應特徵似然函數之間的關系，給出了兩種次優的1 ? 1對應特徵似然函數計算方法。
  15. This paper analyzes the characters and environment of the software project management, studies various development methods. after absorbing the knowledge of software engineering, project management, object - oriented method, system engineering, artificial intelligence, distributed network management system, character and mapping technique, this paper puts forward the agent - based method in software project management and lucubrates the agent - based system analysis, system design and programming. it also constructs the agent - based program model by unified modeling language

    本文針對軟體開發項目管理的特點和環境，分析比較了各種開發方法，吸收了軟體工程、項目管理、面向對象方法與技術、系統工程、人工智慧、分散式網路管理系統、特徵及映射技術等領域的知識，提出了基於agent的軟體開發項目管理方法，對基於agent的軟體開發項目的系統分析、系統設計以及程序編制等方面進行了深入研究，並且採用可視化統一建模語言來自動生成基於agent的應用程序模型。
  16. Firstly, this dissertation provides an overview of basic theory of polsar, such as representation of polarimetric scattering characters of targets and elementary scattering mechanisms

    本文首先對polsar的基本工作原理進行了闡述，包括目標極化散射特性的表徵和基本極化散射機理。
  17. The structure of the composites was characterized by x - ray diffraction and transmission - electric microscope. the experimental results showed that the in - situ intercalation realized much finer dispersion of the silicate layers in the pvc matrix than the melt - blending intercalation. as for as the properties of the composites, the well - dispersed organoclay in the composites improved the properties of the materials, especially for the viscat softing temperature

    本文主要通過x射線衍射、透射電子顯微鏡對復合材料的結構進行表徵，結果證明：原位插層復合材料中粘土片層基本剝離，均勻的存在於聚氯乙烯樹脂基體中；熔融插層體系中粘土的分散狀態明顯劣於原位插層體系，粘土以一定量片層堆積的形式存在。
  18. Attempt to calculate the diffuse irradiation on the actual terra by used of the modern geo - information technology and the high resolution digital elevation model, we focused on 3 points in discussion : 1. to construct an appropriate model to describe the anisotropic character of the diffuse - radiation. according to the circle - sun suppose, we decomposed it into 2 parts, one is the isotopic part and the other is anisotropic

    本文的討論主要著眼於三個方面： 1 、散射輻射各向異性特點利用環日假設理論，把太陽散射輻射分解為各向同性散射和環日散射兩部分，並以水平地面上的直接輻射和散射輻射各自在總輻射中所佔比例來表示其權重，描述實際散射輻射各向異性的特徵。
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