The study shows that the swelling clay is the key factor that affects considerably the percolation feature of low permeability reservoir.

分析认为，膨胀性粘土的存在是影响低渗透油藏渗流特性的关键因素；

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A generic term for soft, sticky, swelling clay formations that are frequently encountered in surface holes offshore or in sedimentary basins onshore near seas.

软地层、粘地层、膨胀性粘土地层的总称术语，通常在海洋钻井时的表层钻遇，或者在近海陆地钻井时的沉积盆地时钻遇。

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The research results provides important basis for the design of side slope of swelling clay embankment dam and the consolidation and treatment of swelling clay foundation.

研究结果为膨胀粘土堤坝边坡设计以及膨胀粘土地基加固、处理提供了重要的依据。

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