采用颗粒堆积模型，讨论了矿物掺合料颗粒的相对粒径、体积含量对颗粒混合物体系堆积密实度的影响。
The effects of relative particle diameter and particle volume fraction on the packing density of particles mixtures were discussed by granule packing model.
利用CPM可压缩堆积模型，对加入各种矿物掺合料的水泥粉体体系的实际堆积密实度进行了分析和研究。
Compressible packing Model (CPM) was used to analyze the real packing density of the cement powder system added with mineral admixture.
该项试验表明，当粉土密实度较小时，模型箱内整个饱和粉土层都可能发生液化。
The test results indicate that when the density of silty soil is comparatively low, the whole saturated silty soil layers in the model case may be liquefied.
该项试验表明，当粉土密实度较小时，模型箱内整个饱和粉土层都可能发生液化。
The test results indicate that when the density of silty soil is comparatively low, the whole saturated silty soil layers in the model case may be liquefied.
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