The cleaned and unconsolidated core samples are packed to make the porosity and permeability of core samples equal to the average value of the block.

• 用包封洗油、风干的松散储集层样品制作实验样品，据实验压力要求，在三轴岩心夹持器上将其压实成型，使实验样品的物性参数与区块参数平均值一致。