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gamma ray petroleum well logger
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gamma ray petroleum well logger
Encyclopedia
工学
伽马射线石油测井
释
gamma ray petroleum well logger
γ射线石油测井仪
利用天然放射性的分布规律和γ射线与物质的相互作用原理,采用不同的γ射线探测器,测量井眼中的天然放射性或人工放射性信号,计算得到井眼周围地层的相关信息,包括天然存在的铀钍钾、原油和煤炭等自然资源的矿产品位和地层岩石特性的核仪器。
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statistics of collection
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statistics of extremes
statistics of Investment in scientific and technological
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statistics of talent
statistics of water utilization
statistics of work safety accidents
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statistics on science and technology
Statistics on the Arts
statistics on uses of insurance fund
statistics professional qualification examina
statistic有界完全充分统计量
statitron
statoblast
statoconium
statocyst
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