Low permeable reservoir is mainly featured by small reservoir pore, fine throat, high filtration resistance, low oil productivity and low water absorbing capacity.
低渗透油藏的主要特点是储层孔隙小、喉道细、渗流阻力大，油井产油能力和吸水能力都非常低。
The process of accumulation and dissipation of extra-static pore water pressure in fine-grained mud layer of tailings fill dam constructed by up-stream method is analysed.
本文对上游法修筑的尾矿坝的细粒泥层内超静孔隙水压力的积累和消散过程进行了分析。
The main characteristics of low permeability reservoir are small reservoir pore, fine throat, high seepage resistance and low water intake capacity.
低渗油藏的主要特征是具有小孔隙、细喉道、高渗流阻力和低吸水能力。
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