油藏物理李一岩石粒度组成与比面 1.1 Sand particle size and size distribution sedimentary rocks is composed of all kinds of particle size of sandstone.So particle size,shape,arrangement,cement quantity,property will affect reservoir properties1.1 Sand particle size and size distribution sedimentary rocks is composed of all kinds of particle size of sandstone. So particle size, shape, arrangement, cement quantity, property will affect reservoir properties. 油藏物理学——岩石粒度组成与比面