scintillation method 中文意思是什麼
scintillation method
解釋
閃爍法- scintillation : n. 1. 放射閃光，發出火花。2. 閃光，火花。3. 【天、物】閃爍（現象）。4. （才氣的）煥發，（天才）橫溢。
- method : n 1 方法，方式；順序。2 （思想、言談上的）條理，規律，秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
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Scintillation flask method for measuring radon concentration in the air
空氣中氡濃度的閃爍瓶測量方法 -
The results show that there are really obvious scintillation in gcrs intensity at the periods of 10 - 60 minutes as expected by many scientists, such as dorman, et al. then we analyzed the data observed at beijing snm between two solar cycles " transitional phases by using wavelet method
我們還計算了幾個磁暴前銀河宇宙線強度的短周期的變化特徵，計算結果顯示，磁暴前銀河宇宙線強度在10 ? 60分鐘范圍內出現明顯的閃爍，這是磁暴前銀河宇宙線強度變化的的一種先兆特徵。 -
Standard test method for determination of technetium - 99 in uranium hexafluoride by liquid scintillation counting
用液體閃爍計數法測定六氟化鈾中鍀- 99的標準試驗方法 -
In order to find out an optimized method for constructing the y - rays detector, a simulation study for light collecting efficiency of scintillation crystal bgo is carried out by means of monte carlo method
為了找到構築閃爍晶體探測器的優化方法，我們使用蒙特卡羅方法對閃爍晶體bgo的光收集效率進行了模擬研究。 -
According to the traditional rytov method, the theory model of modified rytov method is given for plane wave and spherical wave propagation in the atmospheric turbulence, and the characters of optical scintillation for waves propagation along horizontal paths is studied, the inner scale effect is considered, especially. then, the results, calculated by the modified rytov method, is compared with the experiment measurement, it shows that the modified method is suitable in moderate atmospheric turbulence
本文介紹了光波在湍流大氣中傳播的弱起伏和強起伏理論，從經典弱起伏理論出發，給出了光波在水平傳輸時的修正rytov方法理論模型，分析了在考慮湍流內尺度的影響下平面波和球面波入射時的閃爍特性，在中等湍流區計算結果與最近實驗結果符合得較好。 -
According to the theory of optical wave propagation in the slant path and the itu - r turbulence structure constant model, which is altitude dependent and proposed in 2001, the modified rytov method is extended to be applied to study on the problems, which waves propagate in the slant path. the scintillation index as a function of the rytov variance is obtained from weak to strong fluctuation regions with plane wave and sphere wave incidence, respectively
根據斜程傳輸理論和2001年提出的itu - r湍流大氣結構常數模型，將修正pytov方法推廣應用於斜程傳輸問題研究，得到了平面波和球面波斜程傳輸時的閃爍指數，分析了湍流內尺度、近地面風速等參量對閃爍指數的影響。 -
Standard test method for uranium in drinking water by high - resolution alpha - liquid - scintillation spectrometry
用高分辨液體閃爍譜測量法測定飲用水中鈾的標準試驗方法 -
Chapter is the most important part in this paper, we used pulse position modulation ( ppm ) and maxim - likelihood demodulation to increase the power efficiency, improve the ber, also we used rs ( reed - solomon ) code to correct the bunched bit error because of the atmosphere scintillation. with the ppm modulation / ml demodulation method and rs code, the performance of the system improved to a new stage
第四章是對無線光接入的調制解調和編碼技術的分析，也是本文的重點，比較了ppm調制和ook調制的帶寬和功率利用率、硬判決解調和最大似然解調對系統性能的改善，以及採用rs糾錯碼對系統性能的改善。
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