passive gamma ray 中文意思是什麼
passive gamma ray
解釋
無源伽馬射線-
The encoding of the data by ann approach is a promising method for the measurement of uranium samples. the determination of the shielded uranium, in particular, by passive gamma - ray detection is a formidable challenge. gamma rays are ideal probes for determining the attributes of uranium in nuclear material transparency monitoring and verification of safeguards regime
2 % ;封裝濃縮鈾屬性的判定一直是nda測量技術中的難點問題,本工作提出了一種輔助探測的方法並給出了高濃鈾的判定依據,該方法通過探測232u衰變子體核素208t1的2614 , 75kev特徵射線能峰確定鈾樣品中是否存在232u ,從而判定封裝樣品是否為高濃鈾。 -
Standard test method for nondestructive assay of special nuclear material in low density scrap and waste by segmented passive gamma - ray scanning
分段無源射線掃描法對低密度廢料及殘渣中特殊核材料進行無損檢驗的標準試驗方法
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