nuclear calculation 中文意思是什麼

nuclear calculation 解釋
核計算
  • nuclear : adj 1 核的,成核的;有核的。2 【物理學】原子核的;原子能的;原子彈的;核動力的。3 〈比喻〉核心的...
  • calculation : n. 1. 計算,計演算法。2. 推定,預測。3. 深思熟慮,精打細算;慎重的計劃;算計。
  1. It has been confirmed that there was no such danger as radioactive emission in the course of the nuclear test as it was carried out under a scientific consideration and careful calculation

    已經確認,由於該試驗經過了科學研討和精確計算,所以並沒有諸如核輻射之類的危險。
  2. At the other hand, we can perform the rrpa calculation with the continuum replaced by a set of outgoing single particle resonances, it indicates that the resonances in the continuum play an important role in the description of nuclear dynamical processes, such as collective giant resonances. energies, widths and wave functions of the single particle resonant continuum are determined by solving scattering states of the dirac equation with proper asymptotic conditions for the continuous spectrum in the r ' elativistic mean field theory. the relativistic regular and irregular coulomb wave functions are calculated numerically

    在進行相對論無規位相近似計算時將連續譜中所有的正能態用單粒子共振態來代替,並且在計算中採用單粒子共振態的真實寬度,利用這種方法我們計算了核的同位旋標量巨八極共振響應函數,並且和考慮了連續譜中所有正能態貢獻的結果進行比較,計算結果表明,連續譜中只考慮單粒子共振態對核的集體激發的貢獻時,給出的響應函數基本上能夠重現考慮了所有正能態貢獻時的計算結果,這說明了在核的集體激發中,連續譜中主要是單粒子共振態的貢獻。
  3. Nuclear reaction is the important mechanism for causing single event upset as well, especially for high - energy protons. all the formula needed for simulating proton - induced radiation effects are deduced. to bypass the obstacle of lacking nuclear reaction parameters of high - energy protons interacting with silicon, the author successfully obtained the necessary nuclear reaction cross sections by combining an intranuclear cascade nuclear reaction model with monte - carlo simulation, which are applied to the calculation of seu

    整理、推導了數值模擬所需要的計算公式及連續慢化近似下的輸運方程,自行編制了輻射屏蔽計算程序、單粒子效應計算程序、熱?力學效應計算程序,並對所有計算程序進行了對應的驗算,計算結果與公開發表的理論或實驗結果相符合。
  4. The calculated results are compared with those given by - literatures, good agreements are achieved. in the calculation of radiation shielding and single event upset ( seu ), several mono - energy proton beams have been considered. the energy depositions in materiel by protons are calculated and compared for two cases with or without taking proton nuclear reactions into account

    對于不同能量的單能質子束,計算比較了核反應對能量沉積的影響,計算結果表明,在低能質子入射情況下(能量在幾十mev ) ,可以不考慮核反應對質子能量沉積的影響,而在入射質子能量達到幾百mev時,核反應對質子能量沉積的影響不可忽視。
  5. In numeral simulation of passive neutron detection, it is proposed to use the iterative calculation in analyzing the neutron multiplication in nuclear warhead. on this basis, the mass of the plutonium pit could be obtained under some conditions

    在被動中子探測數值模擬中,提出在確定了核彈頭的泄漏中子計數后,採用迭代方法計算中子在核彈頭模型中的增殖,由此在一定條件下可實施核彈頭質量屬性的反演。
  6. The burn up calculation is the important part of the study on the conceptual design of nuclear reactor

    在研究核反應堆的概念設計上,燃耗計算是一個重要的步驟。
  7. Detecting nuclear warhead by counting delayed neutrons induced by neutron source is studied. the 2 - step calculation method is proposed to resolve the delayed neutron transportation issue. this method can save computer ' s calculation time, and is easy to operate

    本文研究了用外中子源照射核彈頭,誘發其裂變材料裂變,探測緩發中子的方法,以此判斷高濃鈾與低濃鈾,從而為核查核彈頭的真偽提供依據。
  8. It proves that the accuracy of the obtained photon fluence by this kind of method is acceptable. overall, pulse photon fluences in the pulse accelerator and the radiation field caused by pulse reactor have been obtained by strict experimental studies and theoretical calculation in this paper. it provides the technological support to calibration of detectors for physical diagnosis in nuclear exploding

    簡而言之,通過嚴格的實驗研究和理論計算,本文測得了12mv脈沖加速器的x射線譜和liftld對較寬能區的中子的let效應因子值,並通過研製的均勻固體電離室測得了脈沖加速器和脈沖堆輻射場的光子注量,解決了幾個相關的技術難題,為核爆診斷探測器的標定提供了技術支撐。
  9. A system of data collection and calculation by computer used in nuclear physics experiment

    核物理實驗數據微機採集與處理系統
  10. It is widely known that the relativistic mean field ( rmf ) method is rather successful in the researches of nuclear matter, finite nuclei and other fields. in our paper, we use the basical spirit of rmf in practical calculation

    鑒于相對論平均場( rmf )理論在對核物質,有限核,以及其他領域研究中的運用取得了較大的成功,在本文的實際計算中,我們亦採用相對論平均場的思想。
  11. In this paper, the calculation is made of the electric stress distribution and specific absorption rate ( sar ) distribution in the human body exposed to the stable plane wave and nuclear explosion electromagnetic pulse and microwave weapon electromagnetic pulse

    本文主要討論了振幅為100 、隨正弦規律變化的穩態平面波、核爆炸脈沖波和微波武器脈沖波作用下人體內的電場應力的分佈,同時也給出了在上述電磁波的作用下sar (比吸收率)的分佈。
  12. Therefore, it is necessary to improve and develop it though vastly practical calculation. based on this, the paper deals with the numerical simulated calculating codes of ngsn, anisn, dot and the nuclear libraries of wu, fendl - 2 which have been frequently used on the field of particle physics and nuclear physics. it is through benchmark and development that the discrete ordinate particle transport calculating software kit is formed

    本文正是從這個角度出發,對在粒子物理和核物理領域廣泛應用的數值模擬計算程序ngsn , anisn , dot等程序和核數據庫uw , fendl - 2等數據庫作一系統的校核和發展,最終形成離散縱標粒子輸運計算軟體包,並初步探討了它們的應用,為粒子物理和核物理的研究和設計提供保障。
  13. We give a mathematical proof for the model - approximately independence of anc coefficient. combining a concrete nuclear reaction, we check up the model - approximately independence of anc coefficient with numeric calculation. under the el transition condition, a expressions with anc coefficient to compute the cross section of radiative capture reaction has been given in this thesis

    我們對anc系數的近似模型無關性給出了一個數學形式理論證明,並結合具體的核反應,利用數值計算驗證了anc系數的近似模型無關性;在e1躍遷情況下,我們給出了一個用anc系數計算輻射俘獲反應截面的計算公式。
  14. Abstract : a thermo - economical diagnostic mathematical model for pressurizedwater reactor ( pwr ) nuclear cogeneration plant is proposed based on heat assignment method. this model simplifies the calculation of thermal system and can be used to calculate the index variations caused by heating steam parameters as temperature, return percentage and return place of the return water. some examples are given to show the usefulness of this model

    文摘:基於熱電聯產機組熱量法分配的特點,建立了熱電聯產壓水堆機組熱力系統發生變化對熱經濟性指標影響的計算模型,提出了供熱系統參數? ?供熱回水率、回水溫度、回水地點變化對壓水堆機組熱經濟性影響的定量診斷數學模型,可將復雜的熱力系統全面計算簡化成3個一次方程.通過實例計算,驗證了所提數學模型是正確可行的,同時具有概念清晰、計算簡捷的特點
  15. In order to make a more accurate calculation, we must take higher order effects into account, such as breit interaction, qed correction, and finite nuclear effects

    為了進一步進行更加精確的計算,需要附加各種修正( breit相互作用、 qed修正以及原子核的有限體積效應) 。
  16. Calculation and measurement of direct and scattered gamma radiation from lwr nuclear power plants,

    Lwr核電站直接的和散射的伽馬輻射的計算和測量
  17. Correction calculation for the duct of nuclear power institute of china ( npic ) pulsed reactor shows the results are more close to the measured ones

    校算了中國核動力院脈沖堆的切向孔道,其中耦合抽樣方法的計算結果更接近於實驗測量值。
  18. The method of numeral simulating the coincidence neutron detection is proposed with combining the neutron transportation and probabilistic calculation. the method is introduced and used to simulate the nuclear warhead induced fission by source neutrons with energy below 1 mev

    推導並提出用中子輸運計算與概率方法結合計算符合中子計數,對能量低於1mev的外源中子照射核彈頭誘發裂變的符合中子測量作了數值模擬。
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