根据小浪底艮沟土料场筑坝土料的颗粒大小分析试验，对不同分散剂的粘性土颗粒大小分析试验结果的影响进行了分析。
Analysis is conducted for the effects of different dispersing agent on the results of grain size analysis according to for the soil test selected from Yingou material site at Xiaolangdi.
最后分析了土颗粒半径差异、土体平均粒径大小对非饱和土强度的影响。
At last, the effect of soil gradation on the shear strength of unsaturated soils is analyzed qualitatively.
颗粒大小、级配及水质条件与土的力学性质密切相关，水位的存在使地基具有上硬下软的双元结构特点，与相对密度相同的石英砂地基相比，其沉降变形要小几十倍。
Double-Layer structure in subsoils is caused by water level and the settlements of subsoils are several dozen 'times smaller than those of quartz sands for 3rd band buildings.
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