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γ射线石油测井仪
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γ射线石油测井仪
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伽马射线石油测井
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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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chemical processes for water pollution
chemical processing engineering of forest products
Chemical Processing Engineering of Forest Products, Beijing Forestry University
Chemical Processing Engineering of Forest Products, Central South University of Science and Technology
Chemical Processing Engineering of Forest Products, Nanjing Forestry University
Chemical Processing Engineering of Forest Products, Northeast Forestry University
Chemical Processing Engineering of Forest Products, Northwest Agriculture and Forestry University
Chemical Processing Engineering of Forest Products, Southwest ForestryUniversity
chemical processing of coal wastewater
chemical process of marine pollutant
chemical process of water pollution
chemical process safety
chemical process systems analysis
chemical production business process reengineering
chemical production decision support system
chemical production enterprise
chemical production risk assessment
chemical propellant
chemical properties of ceramics
chemical property of wood
chemical protective clothing
chemical qualitative identification of crude drug
chemical quantity sensor
chemical reaction
chemical reaction boundary layer
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