Using osmotic method in testing the soil-water characteristic curve of the granite residual soil,the paper introduces the steps of the experiment in detail,and points out the matters need attention.

• 本文采用渗析法测定花岗岩残积土的水土特征曲线,详细介绍了渗析法的试验步骤及注意事项,并对花岗岩残积土的水土特征曲线进行了分析。