The influence of conductivity of homogeneousformation on the calibrating value of the tool factor in half space is discussed.
讨论了半空间中均质地层电导率对仪器常数刻度值的影响。
2
Most quoted depths of investigation assume a homogeneousformation with certain properties, such as a given resistivity or fluid content.
许多标称的探测深度都假定地层是具有特殊属性的均质地层(如假定地层的电导率或地层流体类型)。
3
PDC bits have been used to drill the homogeneousformation from soft to medium-hard, but they are not suitable for drilling in gravel and multi-interbedded formation.