含氢指数是中子孔隙度测井响应的主要参数。
It is a key factor in the response of a neutron porosity log.
天然气对中子孔隙度测量的影响不能由含氢指数的差别来解释。
That part of the effect of gas on the neutron porosity measurement that is not explained by differences in hydrogen index.
本文从密度和中子测井信息中提取的地层体积密度及含氢指数，分别同气层体积密度及含氢指数的下限值作比较，前者小于后者，直观指示为气层。
In this paper, the stratigraohic volume density and hydrogen index gained from the information of density-neutron logging are respectively compared with both the low-limit values of gas formation.
本文从密度和中子测井信息中提取的地层体积密度及含氢指数，分别同气层体积密度及含氢指数的下限值作比较，前者小于后者，直观指示为气层。
In this paper, the stratigraohic volume density and hydrogen index gained from the information of density-neutron logging are respectively compared with both the low-limit values of gas formation.
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