探測效率 的英文怎麼說

中文拼音 [tànxiào]
探測效率 英文
detection efficiency
  • : Ⅰ動詞1 (試圖發現) try to find out; explore; sound 2 (看望) call on; visit; see 3 (向前伸出)...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 率名詞(比值) rate; ratio; proportion
  • 探測 : survey; search; sound; probe; sounding; detection; acquisition; reconnaissance; localization; fin...
  • 效率 : productiveness; efficiency; productivity; workpiece ratio
  1. With the corrected parameter files, the results indicate that the isotopic abundance in the sample can be determined within 2 % error using a hpge detector system. artificial neural networks ( ann ) are a class of models based on neural computation and have been applied to the measurement of uranium enrichment. the principles of ann methods used in uranium measurement are presented in this paper and the conditions of analysis proceedings are described

    在核保障核查量中和實物監中,量對象往往是規格確定並種類有限的元件或部件,只需要關心量對象的屬性是否發生了變化,或者對同一種類的放射性樣品的一致性做出判斷,這種要求下使用神經網路方法是比較適宜的,並且神經網路方法是與器和探測效率無關的。
  2. There is presently a widespread need for room temperature gamma and x - ray imaging capability for both medical and industrial applications. the interest toward the use of cdznte detector was greatly increased in the recent years because they offer a good trade - off between key perfonnance, such as the energy resolution and the absorption efficiency. and the complexity of the experimental equipment

    半導體器是上世紀六十年代以來得到迅速發展的一種新型核幅射器,其能量解析度高、線性響應好、脈沖上升時間短、結構簡單、探測效率高、操作方便,在核物理實驗和研究方面得到廣泛的應用。
  3. Compared with the traditional nai scintillator probe, cd1 _ xznxte probe has higher detecting efficiency and power resolution, and can be widely used in fields such as security monitor, industrial flaw detection, medical diagnosis, celestial body x ray telescope and so on

    與傳統的碘化鈉閃爍體頭相比, cdznte頭具有很高的探測效率和能量解析度,可廣泛用於安檢、工業傷、醫學診斷、天體x射線望遠鏡等方面。
  4. Uranium isotopes and their daughters emit - rays and x - rays during the decay process, their peak area and relative efficiency can be calculated through spectrum analysis

    在衰變過程中,鈾及其衰變子體放射出射線和特徵x射線,通過能譜分析可以求出它們的峰面積和相對探測效率
  5. The present work is the first in china to research tgs according to the requirements of nuclear safeguards technology in china. three key techniques, determination of detection efficiency, tgs transmission image reconstruction methods and fast reconstruction technique of tgs emission image, are researched thoroughly based on the careful analysis of lots of information on tgs

    本文在充分調研和分析了國外1990年到現在有關tgs技術的信息資料和大量論文報告的基礎上,針對tgs技術研究中的探測效率刻度、透射量圖像重建計算和發射量圖像快速重建計算三個關鍵技術進行了如下三方面的研究。
  6. The factors that affect the detecting efficiency are analyzed

    對影響探測效率的因素作了比較分析。
  7. Simulation of the - coincidence detection efficiency in activation measurment for neutron yield

    符合探測效率的模擬計算
  8. Using matlab software as a research platform, training samples were obtained with monte carlo method

    一部分是假設hpge探測效率在二維空間分佈是均勻的。
  9. However, the calibration of detection efficiency in tgs is more difficult and complicated than that in the conventional method

    Tgs量與常規能譜量不一樣的是:探測效率的刻度極為困難。
  10. The location accuracy and detection efficiency will be reduced when the lightning stroke occurs outside of the network or when not all of the stations are operative

    假如閃電發生在網路以外或有些站不能正常運作,閃電定位的準確度及閃電探測效率會較低。
  11. The detection efficiency was also obtained experimentally using radioactive source 60co. it was shown that the calculated values fitted the experimental data very well with the relative deviation less than 5 %

    將mc模擬計算的探測效率與實驗得到的探測效率進行了比較,兩者相對偏差小於5 。
  12. The results show that : monte carlo method used to obtain tgs efficiency is feasible and reliable, and is the only practical method of determining detection efficiency in tgs

    表明了用mcnp4b方法刻度tgs探測效率的可行性和可靠性。中國原子能科學研究院博士學位論文2 .關于tgs透射量問題,它與一般的ct量相比,在原理上相類似。
  13. We have calculated the variety rules of detection efficiency with the samples of various components and densities and sizes on different energy points, gained the factual results, and resolved the difficulty of the experiment

    模擬計算了探測效率隨環境樣品成份、密度及樣品體積的變化規律,得出了具有實際意義的結果,解決了實驗中製作各種標準樣品的煩瑣問題。
  14. In particular, the x - ray and y - ray detectors made from cdo. 9zno. 1te are able to reduce the leakage current and improve the efficiency for detection of radiation. besides, this mateial can work at room temperature for the applications of nuclear detector

    特別是採用高阻值cd _ ( 0 . 9 ) zn _ ( 0 . 1 ) te晶體制備的x射線及射線器具有低的漏電流和高的探測效率,能夠在室溫下穩定工作,是最有前途的器用材料。
  15. In the analysis process, the six main peaks in 88 - 100 kev region, including the y peaks of 234th, the k peaks of th and the k peaks of u, are chosen. the smoothly joined gaussian function and low energy exponential tail is taken as peak shape function and quadratic polynomial is taken as background function. the two functions are fitted to gether to calculate the peak area

    在分析過程中,選擇了88 - 100kev能區的~ ( 234 ) th的射線峰, th的k _射線峰以及u的k _射線峰共六個主要能峰,通過採用高斯函數和低能指數尾部光滑聯接的峰形函數和二次多項式本底函數一起擬合,來求出峰面積;而該能區所有能峰的探測效率可以認為是近似相等的,由此得到鈾富集度。
  16. We are used to gain the detection efficiency by making the standard samples, because of the different source of the environment samples, the component and density and volume of the samples ca n ' t entirely match those of the standard samples, so it is very difficult to make the standard samples, thereby, in order to conquered experiment difficulty, this article has calculated the detection efficiency of hpge - spectrometer by existing monte carlo code

    但由於待環境樣品的來源不同,其介質成份、密度和體積量可能相差很大,實驗上又難以製作各種各樣的標準樣品,採用蒙特卡羅方法可以比較容易地解決這些問題,對此,我們採用蒙特卡羅方法,研究了高純鍺譜儀對不同環境樣品的探測效率,解決了實驗上製作各種標準樣品的難題。
  17. In the radioactivity measure of the environment samples, hpge - spectrometer can expediently analyze the species and content of the radionuclide in the environment samples. those demands the detection efficiency corresponding to the different energy y - ray in the various environment samples

    在放射性量中,採用高純鍺譜儀可以方便地分析環境樣品中放射性核素的種類和含量,但要準確地分析核素含量,需要準確知道各樣品中的各種能量射線的探測效率,通常由一定密度和樣品量的標準樣品來得到這一
  18. In the field of fundamental research, such as quantum optics, blue light can be used as a pump source of optical parametric oscillator ( opo ) to generate the neoclassical light fields around wavelength of 860nm, which can be detected with 99. 9 % of quantum efficiency, the highest efficiency in the measurement of neoclassical light as known yet it is also possible to generate the squeezed vacuum state at 852nm, which is the resonance wavelength of the transition line d2 of cesium atoms and can be supposed to investigate the properties of atomic radiation in the interaction between atoms and quantum state of light fields

    在量子光學中,該藍光作為下轉換的泵浦源,可以產生860nm非經典光場,其探測效率可達99 . 9 ,高於目前產生的其他任何波段的非經典光場。同時通過溫度調諧,可望產生與銫原子d2線作用的852nm波段的壓縮真空態,從而開展非經典光場與冷原子的相互作用等方面的實驗研究。本文主要通過knbo _ 3晶體外腔諧振倍頻技術來產生藍色激光光源。
  19. There are 107 detection efficiency matrix elements for a 10 10 16 ( 1600 voxels ) tgs sample, for such a large matrix, it seems impossible and unrealistic to calibrate experimentally as usually done for routine gamma - ray spectrometry measurement

    對於10 10 16體素組成的tgs樣品,探測效率矩陣元的數量級約為10 ~ 7 。對于如此龐大的探測效率矩陣,如果象常規能譜刻度一樣採用實驗方法刻度,幾乎是不可能的,也是不現實的。
  20. 2. using the mcnp - 4b code, this article has calculated the efficiency calibration curves of the hpge - spectrometer, compared with the results of experiment. the results have shown that the monte carlo simulation calculation has been a convenient and reliable method for the efficiency calibration of the hpge, - spectrometer

    利用蒙特卡羅程序mcmp 4b模擬計算了高純鍺y譜儀對環境樣品的探測效率,並與標準樣品的實驗結果比較,檢驗了計算結果的正確性。
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