Probability integration method of stochastic media expectation theory, which bases on the foundation of flaccid up-cover terrane and bestraddle of top board, is discontinuous media theory.

随机介质预计理概率积分法是建履岩层软弱、顶板跨落础的非连续介质理。

The sound wave come from the earth's surface echoed from the interface of the common terrane and the oilness terrane, or the inteface of aquiferous terrane and the gassness terrane.

表产生的声波普通岩层和含油岩层、含水岩层或含气岩层之间的界面反射。