formation factor是什么意思，sonic apparent

sonic apparent formation factor

声波地层因素

sonic apparent formation factor的用法和样例：

例句

Resistivity apparent formation factor， apparent cement exponent， resistivity index and apparent saturation exponent of shaly sands are related to temperature.

泥质砂岩电阻率、视地层因素、视胶结指数、电阻率增大系数、视饱和度指数均与温度有关。岩石电阻率随温度的升高而减小

AFF( acoustic formation factor) equation is an effective porosity interpretation model using sonic logging data.

声波地层因素)程是利用声波时差资料求取地层孔隙度的一种有效的解释模型。