scattering source 中文意思是什麼

scattering source 解釋
散射源
  • scattering : adj. 1. 分散在不同方向的,分散在不同范圍的。2. 廣泛擴散的。3. (選票)數量分散的,不集中的。n. 1. 散亂。2. 在媒介質中的散播。3. 【物理學】散射。adv. -ly
  • source : n 1 源頭,水源,源泉。2 根源,本源;來源。3 原因;出處;原始資料。4 提供消息的人。5 血統。vt 〈美...
  1. Do some necessary calculations and decide on the general scheme of compton back - scattering imaging scanner to the real wall inspection. include the selection of radioactive source, the calculation of compton back - scattering beam, the calculation of the basic condition of finding out the different materials and the determination of some important parameters as well. 3

    其主要內容包括入射源的選擇,散射粒子的理論計算,發現異物的最低條件計算以及系統的一些重要參數的確定,主要包括:放射源的選擇,散射角的確定,后準直器的形狀與尺寸,前準直器的尺寸,前準直孔的大小,檢測器的種類與型號,檢測器的效率等。
  2. According to the demands of neutron scattering instruments to be built at china advanced research reactor ( carr ), the designs of several new instruments, i. e. two cold neutron guides ( cng ), one neutron stress diffractometer and one high resolution neutron powder diffactometer ( hrpd ), have been simulated and optimized using monte - carlo simulation softwares, mcstas and vitess, first. requirement on the size of the cold neutron source ( cns ) by cngs has been also studied. the results of this thesis have provided essential data as a basis of the neutron instruments designs

    本論文結合當前中國先進研究堆( chinaadvancedresearchreactor , carr )中子散射工程譜儀建設的迫切需要,選擇國際上廣泛使用的通用中子散射譜儀模擬軟體mcstas和vitess作為模擬研究工具,首次對若干臺新建譜儀的設計方案進行了全面的模擬和優化研究,包括兩條冷中子導管、中子應力衍射儀和高分辨中子粉末衍射儀,並配合冷源設計研究了導管對冷源尺寸的要求。
  3. First, we reviewed the finite - difference time - domain yee ' s method. the difference equations, the stability condition, numerical dispersion characteristics, absorbing boundary conditions, incident wave source conditions and the calculation of the frequency - dependent scattering parameters are discussed

    首先本文回顧了時域有限差分yee演算法,包括時域有限差分的差分方程、穩定性條件、數值色散特性、吸收邊界條件,激勵源的設置以及散射參數的計算等。
  4. Different with the traditional ifog, light beams within mz - ifog transmit along the forward direction, which avoid the kerr effect noise and the interferometric noises brought by the backward scattering and reflecting light. mz - ifog also gains a high using efficiency of light source and a strong output signal. the principle of mz - ifog is analyzed

    與傳統sagnac干涉式光纖陀螺不同,此光纖陀螺結構簡單,兩路光信號採用前向傳輸,避免了後向傳輸光對光源的影響,也避免了後向散射、反射光帶來的相干噪聲以及光學kerr效應噪聲,光功率利用率高,輸出光功率大。
  5. A stratified sample method of scattering source for time - dependent monte carlo transport

    非定常粒子輸運蒙特卡羅散射源分層抽樣方法
  6. In order to efficiently improve the stability of the apparatus, a dual - optical detection circuit was adopted. to eliminate the multiple scattering effects on transmittance measurements, the range of the transmittance was limited to 70 - 100 % by adjusting the width of the light flow cell and changing the intensity of the incident light through regulating the load voltage of the laser light source. moreover, the data acquisition software was programmed in microsoft visual bas

    通過調節激光光源負載電壓改變光強度及調摘要整檢測池的寬度,消除了多重散射對透光率的影響,將透光率的變化范圍控制在滿足beer1a毗ert定律的范圍內工將溫度、溶液密度和透光率信號經模數轉換,並用microsoftvisualbasic語言編寫的數據採集軟體,實現了實驗過程中各被測量的自動連續採集。
  7. Then the derivation of local illumination source is reported, the near - field electromagnetic scattering characteristics of some electrically large structures are calculated and analyzed

    論文在推導出實現局部照射的激勵源的基礎上,計算並分析一些電大結構的近場局部照射下的電磁散射特性。
  8. The first meaning is : it can realize accurate simulation and numerical computation of em scattering from complex target under the available computer source condition. the numerical results have relative high accuracy and can agree with the measurement

    第一:能夠在有限的計算機資源條件下實現目標散射特性的精確建模與計算,計算結果應與測量值吻合,具有較高的精度。
  9. The efficiency of em scattering from complex target includes two meaning. the first meaning is : it can realize accurate simulation under the available computer source condition. the numerical results have relatively high accuracy and can agree with the measurement

    復雜目標電磁散射的高效求解包含兩方面的含義,第一:能夠在有限的計算機資源條件下實現目標散射特性的精確建模與計算,計算結果應與測量值吻合,具有較高的精度。
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