neutron measurement 中文意思是什麼

neutron measurement 解釋
中子測量
  • neutron : n. 【物理學】中子。n. -ics 中子（物理）學。
  • measurement : n. 1. 測量，計量，量度。2. 份量，尺寸，大小，寬度，厚度，深度（等）。3. 測量法。 measurement goods （按體積、容積計算的）體積貨物。
  1. Neutron dosimetry - part 4 : measurement technique for individual dosimetry using albedo dosimeters

    中子劑量學.第4部分.用反射率劑量儀進行單個劑量測量
  2. When the neutron decay constant is measured in the zero power assembly, the dt external neutron measurement system ( scintillator photomultiplier tube detector st - pmt ) may provide trigger - signal and time correlationship

    摘要在零功率堆上進行了衰變常數測量實驗中，建立外中子源dt中子測量系統可以為物理診斷系統提供觸發信號和時間關聯信號。
  3. Neutron fluence measurement - part 6 : fast - neutron fluence determination with thorium fission detectors

    中子注量測量.第6部分:用釷裂變探測器測定快中子注量
  4. High spin states in neutron - rich ~ { 104, 106, 108 } mo nuclei have been studied by measuring the prompt - rays emitted after their formation in the spontaneous fission of 252cf. the measurement was carried out at the lawrence berkeley national laboratory

    本論文利用在berkeleygammasphere探測裝置上進行的252cf自發裂變產生的瞬發譜實驗測量得到的三維符合數據，對豐中子~ { 104 ， 106 ， 108 } mo核進行了高自旋研究。
  5. To investigate the space / time distributions and occurrence and evolution of such events, the diffusion pattern over deserts, turbulent transfer features in sandstorm weather, the particle size distribution, mass concentration and its distribution, optic properties, chemical composition and physical factors responsible for the initiation of raising sands, we made integrative observation and sounding of sandstorms deep in the large - scale desert area, including tengri, badanjilin and maowusu, with the items consisting of micrometeorological measurement, 3d wind observation, data from kb - 120 and anderson samplers of mass concentrations of sands with their spectrum, the distribution of aerodynamic particle sizes from the aps3310a, retrieval of aerosols " optic depth from sunphotometer data, assay of the chemical composition by means of neutron activiation analysis ( naa ) and integrated study of all related factors for causing sandstorm to occur, based on the observations of all kinds

    利用所取資料，系統分析了不同強度沙塵天氣條件下沙塵氣溶膠質量濃度和質量濃度譜、粒子譜分佈、光學厚度、化學組分等特徵；綜合分析了影響沙塵起動的諸物理因子在沙塵起動中的作用；用沙塵輸送模式對一次沙塵暴天氣造成的泥雨過程的形成機制進行了模擬。歷史氣象資料統計分析表明，沙塵暴有其高發期（ 4 、 5月）和高發時段（ 14 - 20時） ， 14時到20時之間發生的沙塵暴約占沙塵暴總次數的66 。揚沙和沙塵暴天氣條件下，湍流動量通量和湍流感熱通量都是重要的湍流交換，沙塵暴發生前近地層的超絕熱不穩定對沙塵暴天氣有加強作用。
  6. Neutron fluence measurement - part 2 : fast - neutron fluence determination with iron activation detectors

    中子注量測量.第2部分:用鐵活化探測器測定快中子注量
  7. Measurement of neutron flux in cfbr - reactor

    堆中子注量測量
  8. This paper describes the principle of neutron yield measurement with icf activation taking example for cu 、 - coincidence counting system based on pxi, software configuration and function, the counting method of neutron yield and the calibration coefficient

    摘要以銅為例介紹了中子產額活化法測量的原理、基於pxi的-符合計數系統、軟體結構和功能、中子產額的計算與實驗刻度因子標定等，最後結合實驗測試結果對系統性能進行了分析。
  9. We use monte - carlo method to simulate the processes of neutron interrogating uranium by awcc with ^ am - li neutron source for calculating the relationship of neutron coincidence count rate vs. the thickness of uranium foils, the result shows that such standards can satisfy the demands of measurement

    我們用蒙特卡羅（ monte rri rlo ）方法，就awcc具體條件模擬計算了鈾標準樣品厚度與中子符合計數率的關系。為了最終計算出中子的符合計數率，模擬計；算分h個步驟進行。
  10. A uniform state ion chamber with double layers has been developed for distinct measurement in various n + y mixed fields in the fast neutron reactor. the cavity material is 6lif + 7lif. the inner wall material is 6lif and the outer wall material is 7lif

    根據let效應因子的測量結果和快中子堆y譜、中子譜等基本資料，以及~ 6lif和~ 7lif對中子響應靈敏度有較大差異這一特點，研製了以~ 6lif + ~ 7lif為空腔、 ~ 6lif為外壁、 ~ 7lif為內壁的具有雙層室壁結構的均勻固體電離室，並將其用於快中子脈沖堆n 、混合場區分測量，徹底剔除了熱中子的干擾。
  11. Neutron yield measurement system with icf activation based on pxi

    活化法中子產額測量系統
  12. Effect of target chamber scattered neutrons on icf neutron yield measurement accuracy by pb activation

    中子產額用鉛活化法測量準確性的影響
  13. Vanadium is a candidate element for the first wall material of iter project. so its neutron data are very important. this is the main reason we did such measurement

    ~ （ 51 ） v是iter工程中第一壁材料的候選核素，在強的14mev中子輻照下長壽命剩餘放射性較少，是重要的結構材料，因此它的一些中子核數據是必須的。
  14. Neutron fluence measurement - part 4 : fast - neutron fluence determination with niob activation detectors

    中子注量測量.第4部分:用鈮活化探測器測定快中子注量
  15. Neutron fluence measurement - part 5 : fast - neutron fluence determination with copper activation detectors

    中子注量測量.第5部分:用銅活化探測器測定快中子注量
  16. Neutron fluence measurement - part 3 : fast - neutron fluence determination with nickel activation detectors

    中子注量測量.第3部分:用鎳活化探測器測定快中子注量
  17. Measurement and monte - carlo correction of neutron radiative capture cross section for 75as

    中子輻射俘獲截面的實驗測量及蒙特卡羅修正
  18. By using this method, the measurement precision has reached the requirement of coal analysis, and a pulse neutron coal fast analyzer has been developed

    利用此方法，已經使測量精度達到了煤質分析的要求，並且研製出脈沖中子煤質快速分析儀。
  19. Neutron dosimetry ; methods and devices for neutron measurement in radiation protection ; ratings

    中子放射劑量測定法.輻射防護用中子測量方法和設備
  20. The thinner uranium foil is better for neutron measurement, so the standards is designed to be made into thin disc ( thickness 1mm and diameter 40mm ) and will be combined with matrix properly to simulate the item which to be measured

    根據中子測量的經驗，認為做成片狀較好，且鈾層的厚度越薄越好，但現在所具備的製作金屬鈾片的條件最薄只能做到1mm厚。
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