| 1. | They include compiling a computer program which permits to incorporate various constitutive relation of soil skeleton , dilatancy , stiffness deterioration etc . comparative studies are made for various cases of soil stiffness , resistance of percolation , drain condition on boundary , loading form , constitutive relation , and stratification 通过计算对各种土壤刚度、渗透条件、边界透水条件、荷载形式、本构关系和不均匀性等情况做了比较研究,发现了一些新规律和新现象。并对它们做了一些讨论和分析。 |