利用所编写的非稳定渗流计算程序，计算土石坝上游水位变化时自由面位置随时间的变化规律、孔隙水压力的分布情况。
The program is utilized to calculate soil rocks dam free surface position variation and pore-water pressure distribution condition with time when the up water level position changed.
三水导电模型系基于岩石的导电路径是由自由流体水、 孔隙水和粘土束缚水并联而成的理论。
The three-water( TW) conduction model bases on the theory whoseconductive path is paralleled by free water, micro-porous water and clay bound water.
核磁测井是当代唯一能够直接测量油层自由流体孔隙度的高技术。
Nuclear magnetic logging is a high technology and only by which the free fluid porosity of an oil-bearing bed can be measured directly.
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