The reservoirs in Baota Formation of Middle Ordovician in South Sichuan are characterized by low porosity and low permeability and belong to a fractured type.
川南地区中奥陶统宝塔组储层具低孔低渗特征，属裂缝性储集类型。
With the further exploration of Tuha basin, one difficult problem is logging interpretation and reservoir evaluation for low porosity and low permeability reservoir.
随着吐哈盆地勘探的进一步深入，低孔、低渗储层是测井解释和储层评价的一个难题。
Those analyses could be used in decision making for fracturing in low porosity and low permeability reservoirs.
上述分析与认识，可以为油气层产能预测及低孔低渗油气层压裂改造决策提供依据。
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