At a given saturation nonwetting permeabilities for an unconsolidated porous medium are higher than the drainage permeabilities.

在给定的饱和度下，未固结的多孔介质的非润湿渗透率高于排水渗透率。

Gravel is an unconsolidated mixture of rock fragments or pebbles.

砂砾是砾石岩石碎片或卵石的松散的混合物。

Unconsolidated sandstone reservoirs are all over international various oil region.

疏松砂岩油藏遍布于世界的各个油区。

Sand production is one of the major concerns in unconsolidated sandstone reservoir development.

出砂是疏松砂岩油藏开发面临的主要难题之一。

Sand production in oil and gas wells has become a serious problem for unconsolidated reservoir production.

油气井的出砂已经成为困扰疏松油藏生产的一个严重问题。