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drilling core gamma-ray documentation
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drilling core gamma-ray documentation
Encyclopedia
理学
放射性勘探方法
释
drilling core gamma-ray documentation
岩心伽马编录
为了防止漏掉铀镭放射性平衡被破坏而偏铀的铀矿体或低品位铀矿化异常,在钻探过程中对取出的岩心所做的伽马编录的方法。通常做β+γ编录。
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urea aldehyde slow release fertilizer
urea-ammonium mixed nitrogen fertilizer
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Ureaplasma urealyticum infection
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uredinium
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uredostage
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