Research results show that: for solvent with a high concentration of electrolytes, molecule chains of polymer coil, clew dimensions are small, and flow resistance in porous media is also small.

• 结果表明，在一定浓度范围内，溶剂水中电解质浓度愈高，聚合物分子链收缩卷曲程度愈严重，分子线团尺寸愈小，能够进入的岩石渗透率愈低。