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γ射线辐射取样仪
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γ射线辐射取样仪
Encyclopedia
工学
天然放射性勘查仪器
释
γ-ray radiation sampling apparatus
γ射线辐射取样仪
利用天然放射性核素的γ辐射对不同探测器相互作用的差异,以及铅的屏蔽作用,制成测量矿体露头或岩石某一张角方向上的γ照射量率的仪器。又称定向辐射仪。
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Epitaph of Cui Jingyong
Epitaph of Diao Zun
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Epitaph of Hua Fang, Wang Jun's Wife
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Epitaph of Yang Yuanqing
Epitaph of Zuo Fen
Epitaphs Collected by Qu Shi Jing Lu
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epitaphs of the Sui and Tang Dynasties
Epitaph to the Brick Pagoda of Buddhist Wang
epitaxial
epitaxial crystallization
epitaxial deposition
epitaxial film
epitaxial growth
epitaxial growth of semiconductors
epitaxial growth reaction
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