最后通过选取的四个判别指标，分析滥泥河流域近二十年沟道变化情况。
Finally, analyzed gully change of Lanni River Watershed during the past 20 years through the four selected evaluation indexes.
由多道面波法和地震反射法测得的横波速度则作为堤身的刚度的良好判别指标。
The S-wave velocities estimated from MASW and seismic reflection surveys were used as the good indices to evaluate the stiffness of levee body.
蒙皂石含量与各种膨胀势判别指标研究表明，蒙皂石含量是各种膨胀势的主要控制因素。
Study on smectite content and the indices for discrimination swell potential indicates that smectite content is a principal factor controlling the swell potential.
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