The results can be references to design and optimize density logging tool.
这些结果可为密度测井仪的设计以及优化提供参考。
Gamma density logging method is used to measure the volume density of the cement sheath.
伽马密度测井测量水泥环体密度，这种测量方法与固井各胶结面状态无关。
Acoustic logging and density logging are the ripe and conventional techniques for gas finding.
声波、密度测井是成熟的常规找气方法技术。
The dual-detector density logging response relation has been widely used, but some factors have been neglected.
现在使用的双源距密度测井响应关系较理想化，很多影响因素都忽略了。
The transform density logging instrument of type SFB98D is used to measure the quality of solidity well with full wave series.
SFB98D变密度测井仪是通过测量全波列来衡量套管井固井质量的一种仪器。
Three different nuclear logging combinations can be formed according to thermal neutron logging, epithermal neutron logging and density logging.
根据热中子测井、超热中子测井和密度测井，可以形成三种不同的核测井组合。
Comparing the correction result with that of wireline density logging, its relative error is less than 5%, which can meet the index requirement for LWD environmental effect correction.
校正结果与经过偏心影响校正的电缆密度测井相比，其相对误差小于5%，达到了随钻测井环境影响校正指标的要求。
Comparing the correction result with that of wireline density logging, its relative error is less than 5%, which can meet the index requirement for LWD environmental effect correction.
校正结果与经过偏心影响校正的电缆密度测井相比，其相对误差小于5%，达到了随钻测井环境影响校正指标的要求。
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