The analytic formulae of the damping and collapse time can be obtained.
得到了阻尼时间与塌缩时间的解析公式。
We preliminarily study the inversion technology of multicomponent induction logging data, and put forward the fast inversion method based on the forward modeling with the analytic formulae.
本文还对多分量感应测井数据的反演技术进行了初步的研究，给出了基于解析解作为正向建模的快速反演方法。
These formulae can be used as an analytic solution for quickly estimating the geometric aberrations of a known deflection system and checking the related computer program.
这些公式不但可用来快速估算偏转象差，还可用来作为校验数字计算程序的理论模型。
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