孔隙度指数和饱和度指数为常量且其岩石物理特性能够用阿尔奇公式很好地描述的岩石。
A rock whose petrophysical properties are well described by the Archie equation with constant values for the porosity exponent and the saturation exponent.
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.
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.
岩石的外应力敏感指数仅受敏感常数的影响，岩石的内应力指数受敏感常数和孔隙度的共同影响。
Sensitivity index of external stress is only affected by sensitivity constant, while index of internal stress is affected by both sensitivity constant and porosity.
试验结果表明，在温度水平一定的条件下，砂岩的孔隙度随有效应力的增加而呈负指数规律减小；
The test results show that the porosity of sandstone decrease with the increasing effective stress at the fixed temperature level, following the law of negative exponent.
试验结果表明该类岩心的孔隙度和渗透率随压力增大呈近指数规律下降。
It is concluded that porosity and permeability of the core are declined with the increase of pressure.
结果表明：孔隙度与石墨含量呈线性关系，抗弯强度与孔隙度呈指数关系。
The results show that porosity is a linear function of graphite content and that bending strength is an exponential function of porosity.
林地土壤抗蚀指数与其相关因子非毛管孔隙度、毛管孔隙度、稳渗率、有机质含量关系最密切。
The soil erosion resistance indexes have very close relations with non-capillary porosity, soil capillary porosity, final infiltration rate, the content of organic matter.
林地土壤抗蚀指数与其相关因子非毛管孔隙度、毛管孔隙度、稳渗率、有机质含量关系最密切。
The soil erosion resistance indexes have very close relations with non-capillary porosity, soil capillary porosity, final infiltration rate, the content of organic matter.
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