It is very hard to develop effectively the Upper Paleozoic low-pressure, low-porosity, low-permeability tight sand gas reservoir in the Tabamiao area, northern Ordos basin.

• 鄂尔多斯盆地北部塔巴庙地区上古生界致密砂岩气藏的低孔、低压、低渗特点给开发带来了相当大的难度。